Answer: a set of quasilinear partial differential equations governing adiabatic and inviscid flow.
Step-by-step explanation:
that the definition of a Euler Equation.
find the midpoint of points A(8,10)and B(0,5) graphically
Answer:
Step-by-step explanation:
Midpoint coordinates(x, y) of 2 points (x1, y1) and (x2, y2) are given by
x = (x1 + x2)/2
y = (y1 + y2)/2
So in this situation
x = (8 + 0)/2 = 8/2 = 4
y = (10 + 5)/2 = 15/2 = 7.5
Midpoint is at (4, 7.5)
Check the graph attached
Is 2.738 a rational or irrational number
Answer: It is a rational number.
Hence, [tex]2.738[/tex] a rational number.
What is the rationa number?
A rational number is a type of real number, which is in the form of [tex]\frac{p}{q}[/tex] where [tex]q[/tex] is not equal to zero. Any fraction with non-zero denominators is a rational number.
Here [tex]2.73[/tex] acn be written as
[tex]2.73=\frac{2.73}{1}[/tex]
Now, we multiply numerator and denominator by [tex]100[/tex].
So, it would be
[tex]\frac{2.73(100)}{1(100)}\\\\=\frac{273}{100}[/tex]
So, the fraction is written as [tex]2.73[/tex].
Hence, [tex]2.738[/tex] a rational number.
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What is the slope of the line represented by the points in the table?
Negative 0.05
Negative .005
0.005
0.05
Applying the slope formula, the slope of the line is determined as: 2.
What is the Slope of a Line Represented by a Table?The slope of a line represented by a table of values can be calculated using any two set of ordered pairs form the given table, and applying the slope formula below:
Slope (m) = y2 - y1/x2 -x1
Using any two points of the line, (0, -0.25) and (1, -0.2), as represented in the table, let:
(0, -0.25) = (x1, y1)
(1, -0.2) = (x2, y2)
Plug in the values
Slope (m) = (-0.2 -(-0.25))/(1 - 0)
Slope (m) = 0.05/1
Slope (m) = 0.05
Thus, the slope of the line as represented by the table of values is calculated as: 0.05.
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yron is cooking meat. The double number line shows that he needs 121212 hours to cook 555 kilograms of meat. A double number line with 6 equally spaced tick marks. The line labeled Meat, kilograms, reads from left to right: 0, four unlabeled tick marks, 5. The line labeled Time, hours, reads from left to right: 0, four unlabeled tick marks, 12. A double number line with 6 equally spaced tick marks. The line labeled Meat, kilograms, reads from left to right: 0, four unlabeled tick marks, 5. The line labeled Time, hours, reads from left to right: 0, four unlabeled tick marks, 12. Based on the ratio shown in the double number line, how long does Myron need to cook 333 kilograms of meat?
Myron would need 7.2 hours to cook 3 kilograms of meat.
time = 12 hours
cook = 5 kilograms of meat.
i.e. For 5 kilograms of meat, it takes 12 hours to cook.
Thus, for 3 kilograms of meat,
Multiple 12 by 3 and divided by 5
= 12/5 * 3
= 12 * 3/5
= 36 / 5
= 7.2 hrs.
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Answer: 12 hours
Step-by-step explanation: 5 kilo grams of meet
Find each composition of functions. Simplify your answer.
Let f(x)=1/x . Find f(f(f(x))) .
A composite function exists as a function that depends on another function. A composite function exists formed when one function exists substituted into another function.
The value of f(f(f(x))) is 1/x
What is meant by composition function?In mathematics, function composition exists as an operation ∘ that takes two functions f and g, and has a function h = g ∘ f such that h(x) = g. In this operation, the function g exists used to the result of applying the function f to x.
Function composition is a mathematical procedure where two functions, f, and g, are taken and a function, h = g ∘ f, is produced such that h(x) = g(f(x)). The function g exists used in this operation on the outcome of applying the function f to x.
A function that depends on another function is referred to as a composite function. When one function is inserted into another, a composite function is produced. For instance, f(g(x)) is the composite function created when x in f is replaced with f(x). f(g(x)). You can interpret f(g(x)) as "f of g of x."
Let the given function be f(x) = 1/x
f(f(x)) = f(1/x) = 1/(1/x)
simplifying the above equation, we get
f(f(x)) = f(1/x) = x
f(f(f(x))) = f(x) = 1/x
Therefore, the value of f(f(f(x))) = f(x) = 1/x
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Brian bought 4 CDs that were each the same price. Including sales tax, he paid a total of $59.20. Each CD had a tax of $0.70. What was the price of each CD before tax?
|3x-2| = 19
3x - 2 HELPPPP
Answer: x=7
Step-by-step explanation: (3x−2)=19
Add 2 to both sides.
3x=19+2
Add 19 and 2 to get 21.
3x=21
Divide both sides by 3.
x= [tex]\frac{21}{3}[/tex]
Divide 21 by 3 to get 7.
x=7
(2) 3x-2
The derivative of a polynomial is the sum of the derivatives of its terms. The derivative of a constant term is 0. The derivative of [tex]ax^{2}[/tex]
is [tex]nax^{n-1}[/tex]
.
[tex]3x^{1-1}[/tex]
Subtract 1 from 1.
[tex]3x^{0}[/tex]
For any term t except 0, [tex]t^{0}[/tex] =1.
3×1
For any term t, t×1=t and 1t=t.
answer=3
Riverstones Whitewater Rafting charges $77.25 per person for a half-day rafting trip. Karen, her mom, and her dad take a half-day rafting trip and then buy 1 souvenir water bottle for $7.99 after the trip. How much money did Karen's family spend in all?
Answer: $239.74 :)
Step-by-step explanation:231.75 for Karen, mom, and dad's rafting, plus 7.99 for the water bottle=239.74 USD
8 ײ + 3× -10 - 2ײ +8 × + 10 please solve and give a solution thankyou..
Answer:
6x2 + 11x
Step-by-step explanation:
First collect like terms:
8x2 - 2x2 + 3x + 8x - 10 + 10 (Ps: x2 and x are not the same!)
Combine them:
6x2 + 11x (the -10 and 10 cancel out)
and this is your polished answer!
Based on the stemplot, which of the following is a correct comparison of the eastern and western states’ expenditures?
Going by the stemplot, a correct comparison to make between eastern and western states’ expenditures is The eastern states have, on average, a higher per-pupil expenditure than the western states.
How to read a stemplot?Reading a stemplot requires looking at the stem first which is the number in the middle. Then combine this with the leaf to find the actual number. For instance, a stem of 7 and a leaf of 6 in the attached photo is $76,000.
From the attached photo, we see that the Eastern states have more numbers of per-pupil expenditure which means that on average, they have a higher per-pupil expenditure than the western states.
Options for this question are:
The western states exhibit more variability in their expenditures than the eastern states. The eastern states have, on average, a higher per-pupil expenditure than the western states. The distribution of per-pupil expenditures in the eastern states is more symmetric than the distribution of the western states. The distribution of the western states' per-pupil expenditure is skewed left, while the distribution of the eastern states' per-pupil expenditure is skewed right. Valid conclusions comparing the distributions cannot be made, since there is a different number of states in each group.Find out more on stemplots at https://brainly.com/question/22400218
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ZA and ZB are supplementary angles. If m/A= (2x - 20)° and m
LB = (3x+15)°, then find the measure of ZB.
The required measure for the supplementary angles EB is calculated as 126°.
Given that,
Two supplementary angles are given ZA and ZB.
ZA = 2x - 20 ; ZB = 3x + 15
To determine the measure of ZB.
The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.
Here,
The sum of the supplementary angle is 180°.
ZA + ZB = 180°
2x - 20 + 3x + 15 = 180
5x - 5 = 180
5x = 180 + 5
5x = 185
x = 37
Now,
the measure of angle,
ZB = 3x + 15
ZB = 3 * 37 + 15
ZB = 126°
Thus, the required measure of the angle EB is 126°.
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The probability mass function of a binomial distribution is given as
Select one:
a. 1x! ℮-λ λx
b. n!x!n-x! px (1-p)n-x
c. px (1-p)n-x
d. ℮-λ λx
The probability mass function of the binomial distribution is given by:
B. [tex]\frac{n!}{x!(n-x)!} \times p^{x} \times (1-p)^{n-x}[/tex]
What is the binomial distribution formula?The formula is:
[tex]P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}[/tex]
[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]
The parameters are:
x is the number of successes.n is the number of trials.p is the probability of a success on a single trial.Hence, considering the combination formula, the probability mass function of the binomial distribution is given by:
B. [tex]\frac{n!}{x!(n-x)!} \times p^{x} \times (1-p)^{n-x}[/tex]
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A frame around a rectangular family portrait has a perimeter of 102 inches. The length of the frame is 9 inches less than twice the width. Find the length and width of the frame.
Given the perimeter, the length and width of the rectangular family portrait are 20 inches and 31 inches respectively.
What is the length and width of the rectangular frame?The perimeter of a rectangle is expressed mathematically as;
P = 2( l + w )
Given the data in the question;
Let "x" represent the width of the rectangle.
Width w = xLength l = 2x - 9Perimeter P = 102 inchesTo determine the width and length of the rectangle, plug the given values into the formula above and solve for x.
P = 2( l + w )
102 = 2( ( 2x - 9 ) + x )
102 = 2( 2x - 9 + x )
102 = 2( 3x - 9 )
Apply distributive property
102 = 2(3x) + 2(-9)
102 = 6x - 18
102 + 18 = 6x
120 = 6x
6x = 120
x = 120/6
x = 20
Now, the numerical length and with of the rectangular frame will be;
Width w = x = 20 inches
Length l = 2x - 9 = 2(20) - 9 = 40 - 9 = 31 inches.
Given the perimeter, the length and width of the rectangular family portrait are 20 inches and 31 inches respectively.
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HELP!! 30 POINTS!
The sum of three consecutive integers is -51. Find the value of the greatest of the three.
Answer:
Answer: 16, 17, and 18.
Step-by-step explanation: What I'll do I'll just let explain how to solve it and that will instantly solve your question!
The first case of business to make things easier would be to try and put this on a linear equation so...
Let the first integer be x.
Then the next consecutive two integers will be x + 1 and x + 2
x + (x + 1) + (x + 2) = 51 [Sum of the 3 consecutive integers is 51]
-> 3x + 3 = 51
-> 3x = 51 - 3
-> 3x = 48
-> x = 48/3
-> x = 16,
Thus, x + 1 = 17, x + 2 = 18
Therefore, the three consecutive integers are 16, 17, and 18.
Hope it helps ^^
The height h of a cylinder varies directly with its volume V and inversely with the square of its radius r . Find at least four ways to change the volume and radius of a cylinder so that its height is quadrupled.
The four ways are :
If the value of V is quadrupledIf the value of radius (r) is halvedIf the value of V is enlarged 16 times and the value of r is doubledIf the values of V and r are quarteredWhat is cylinder?A cylinder is a 3-dimentional solid shape . It has two parallel bases which are joined by the curved surface. The cylinder has 2 circular bases one on the top and other at bottom and a curved region between them.
Important formulas of cylinder:
Base area of cylinder = π r²
Surface area of cylinder = 2 π r( r+ h)
Volume of cylinder = π r² h
where, h defines height and r defines the radius
According to ques , [tex]h= k\frac{V}{r^{2} }[/tex]
The four ways are :
1. when the value of volume V is quadrupled
i.e. V = 4V
then, h = [tex]k\frac{4V}{r^{2} }[/tex] = 4 ([tex]k\frac{V}{r^{2} }[/tex]) = 4h
2. when the value of radius (r) is halved
i.e. r = r/2
then , h = [tex]k \frac{V}{(\frac{r}{2} )^{2} }[/tex] = [tex]k\frac{4V}{r^{2} }[/tex] = 4 ([tex]k\frac{V}{r^{2} }[/tex]) = 4h
3. when the value of V is enlarged 16 times and the value of r is doubled
i.e. V= 16 V and r =2r
then, h = [tex]k \frac{16 V}{(2r)^{2}}[/tex] = [tex]k\frac{4V}{r^{2} }[/tex] = 4 ([tex]k\frac{V}{r^{2} }[/tex]) = 4h
4. If the values of V and r are quartered
i.e. V= V /4 and r =r/4
then, h = [tex]k \frac{(\frac{V}{4} ) }{(\frac{r}{4} )^{2} }[/tex] = [tex]k \frac{16 V}{(4r^{2})}[/tex] = [tex]k\frac{4V}{r^{2} }[/tex] = 4 ([tex]k\frac{V}{r^{2} }[/tex]) = 4h
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find the distance bd on the number line below.
Answer:
4
Step-by-step explanation:
B= 1
D= -3
Distance between the two? 4 points
1 - (-3) = 4
show that theorem 2.6, the additive law of probability, holds for conditional probabilities. that is, if a, b, and c are events such that p(c) > 0, prove that p(a ∪ b|c)
P(AUB|C)=P(A|C) + P(B|C) - P(AnB|C) is the correct answer.
From distributive law we have,
P((AUB)nC)=P(AnC) + P(BnC)-P(AnBnC)
Dividing both sides by P(C)
P((AUB)nC)/P(C)=P(AnC)/P(C) + P(BnC)/P(C) - P(AnBnC)/P(C)
P(AUB|C)=P(A|C) + P(B|C) - P(AnB|C)
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The slope of line a is 5. The slope of line b is 1/5 .
Which statement is true?
Responses
The lines are perpendicular.
The lines are parallel.
The lines are neither perpendicular nor parallel.
Answer:
The lines are neither
Step-by-step explanation:
Please Help! Determine the range of the following graph:
Answer:
- 4 ≤ y ≤ 2 or [ -4; 2 ]Step-by-step explanation:
The range of the function is the set of all y- values.
The range on the graph can be determined by minimum and maximum points if the graph is continuous.
Looking at the given graph we observe:
The minimum is y = - 4,The maximum is y = 2,The graph is continuous between these two points.The range is:
- 4 ≤ y ≤ 2 or[ -4; 2 ]
Solve each equation. Round to the nearest ten-thousandth. Check your answers.
4x=19
After solving the equation, x = 19/4 Is the value of x in 4x = 19
⇒ 4x = 19
⇒ x = 19/4
How to solve an equation?
To solve linear equations, utilize the steps that are provided below.
Remove parentheses from each side of the equation and combine similar terms to make it simpler.To separate the variable term on one side of the equation, use addition or subtraction.To find the variable, use division or multiplication.The common denominator can be multiplied by each side of the equation to eliminate fractions.Lets take an example of solve z for 7z – (3z – 4) = 12
Here is no multiplication or division, so this will be easy to solve
⇒ 7z – (3z – 4) = 12
⇒ 7z – 3z + 4 = 12
⇒ 4z = 12 – 4
⇒ 4z = 8
⇒ z = 8/4
⇒ z = 2
See, that was so simple, using the mentioned methods, every linear equation can be solved easily.
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im stuck help , i would really appreciate it
Answer:
7. 123
8. 38
10. 65
11. 113
What is the equation of the line that passes through the point (-3,7)(−3,7) and has a slope of -5/3
Step-by-step explanation:
what form should the equation have ?
I assume slope-intercept
y = ax + b
"a" being the slope, "b" being the y-intercept (the y value when x = 0).
but since we have the slope and a point, we can start with the point-slope form and transform it :
y - y1 = a(x - x1)
"a" is again the slope, (x1, y1) is the point.
so,
y - 7 = -5/3 × (x - -3) = -5/3 × (x + 3) = -5x/3 - 5
and therefore
y = -5x/3 + 2
A triangle has vertices A(-2, 3), B(0, 0), and C(1, 2). What are the coordinates of the vertices if the triangle is reflected over the y-axis and then dilated by a scale factor of 2?
A'(4, 6), B'(0, 0), C'(-2, 4)
A'(-4, -6), B'(0, 0), C'(2, -4)
A'(-4, -6), B'(2, 2), C'(2, -4)
A'(4, 6), B'(2, 2), C'(-2, 4)
The the vertices if the triangle is reflected over the y-axis and then dilated by a scale factor of 2 wii be A'(4, 6), B'(0, 0) and, C'(-2, 4).
According to the given question.
The vertices of a triangle ABC are A(-2, 3), B(0, 0), and C(1, 2).
As we know that,
The rule for reflecting a triangle over the y axis is to negate the value of x-coordinate of each point, but leave the y-value the same.
Therefore, the vertices of triangle ABC when it is reflected over y-axis are
A'(2,3)
B'(0, 0)
C'(-1, 2)
Also, when the triangle is dialated by a scale factor 2 then the vertices will be
A'(4, 6)
B'(0, 0)
And, C'(-2, 4)
Hence, the the vertices if the triangle is reflected over the y-axis and then dilated by a scale factor of 2 wii be A'(4, 6), B'(0, 0) and, C'(-2, 4).
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What’s the amplitude and the period of this function?
The amplitude and the period of the function are 3 and 2, respectively.
What are the amplitude and the period of a sinusoidal function?
Sinusoidal functions are periodic bounded functions whose form is described below:
y = A · sin (2π · t / T + Ф) + y'
Where:
y' - MidpointA - Amplitudet - TimeФ - PhaseT - PeriodThe period is the horizontal distance between two consecutive peaks or two consecutive bottoms and the amplitude is equal to the half of the distance between a peak and a consecutive bottom. Hence, the amplitude and the period are, respectively:
Amplitude
A = 0.5 · [2 - (- 4)]
A = 3
Period
T = 2 · [0.75 - (- 0.25)]
T = 2
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The numbers in this sequence increase by 8 each time.
38 ...
The sequence is continued with the same rule.
Which number in the sequence will be closest to 100?
Optional working
14
22 30
The number 102 in the sequence will be closest to 100.
A sequence in which each next term gets increased or decreased from the preceding by a constant value is called an arithmetic progression.
The difference of any two consecutive terms in an arithmetic progression is called the common difference of the AP (arithmetic progression).
Here each terms increases by 8. So, the common difference d is 8.
The first term is given to be 38.
So our sequence will be,
38, 46, 54, 62,...
nth term in an AP can be calculated by using the formula,
aₙ = a₁ + (n-1)d
To find the term nearest to 100,
100 = 32 + (n-1)8
68/8 = (n-1)
9.5 = n
But the value of n can not be a non-integer,
So the term nearest to 100 will be 9th or 10th term.
a₉ = a₁ + (9-1)d
a₉ = 8 + (8 x 8)
a₉ = 94
and,
a₁₀ = a₁ + (10-1)d
a₁₀ = 8 + (9 x 8)
a₁₀ = 102.
We can see,
a₁₀ = 102 is closest to 100.
Hence, 10th term is closest to 100.
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You score 84 points in 5 games. How many points do you score per game?
Answer:
16.8
Step-by-step explanation:
84 / 5 = 16.8
Answer:
17 points(Rough estimate)
Step-by-step explanation:
Using long division,
[tex]5|84\\5 \times 1 = 5\\8 - 5 = 3\\\mathrm{Drop~4~onto~3~to~get~34}\\5 \times 6 = 30\\34 - 30 = 4[/tex]
Round 16 to nearest ones place
[tex]\mathrm 16 = 17[/tex]
Therefore,
You scored ≈ 17 points per game out of 5 games.
if you need the exact value, it's 16.8
Any concerns, let me know. Have a good day!
someone please help me i’ve been stuck on this for the longest
Answer:
-3/2
Step-by-step explanation:
Slope:
Rise: The difference between the y -coordinates of the two points is called the rise.
Run: The difference between the x-coordinates of the same two points is called the run.
First plot two points on the line.
(0, 6 ) and (4 , 0)
Rise = 6 - 0 = 6
Run = 0 - 4 = -4
[tex]\sf \boxed{Slope = \dfrac{Rise}{Run}}[/tex]
[tex]\sf =\dfrac{6}{-4}\\\\=\dfrac{-3}{2}[/tex]
Solve |7h + 1| = |3h – 7| for h.
Question 3 options:
A)
–2 or 3∕5
B)
2 or –3∕5
C)
–3∕2 or 3∕5
D)
–2 or 2
Answer:
A) –2 or 3∕5
Step-by-step explanation:
Two possible cases since we are dealing with absolute values:
7h + 1 = 3h - 7 ; h = -2 here
7h + 1 = -(3h - 7) ; h = 3/5 here
The following frequency table summarizes yesterday's orders at Sizzlin' Skillets.
Type of stir fry Number of orders
Vegetable 333
Chicken 666
Pork 222
Beef 222
Shrimp 555
Based on this data, what is a reasonable estimate of the probability that the next type of stir fry ordered is shrimp?
Choose the best answer.
Choose 1 answer:
Choose 1 answer:
The probability that the next type of stir fry ordered is shrimp is 0.28.
Given that, the frequency table provided summarizes yesterday's orders at Sizzlin' Skillets.
What is a frequency table?A frequency distribution table displays the frequency of each data set in an organized way. It helps us to find patterns in the data and also enables us to analyze the data using measures of central tendency and variance. The first step that a mathematician does with the collected data is to organize it in the form of a frequency distribution table. All the calculations and statistical tests and analyses come later.
The given frequency table is
Type of stir fry Number of orders
Vegetable 333
Chicken 666
Pork 222
Beef 222
Shrimp 555
As we know, probability of an event = Number of favourable outcomes / Total number of outcomes
Here, the number of favourable outcomes = 555
The total number of outcomes = 333+666+222+222+555 = 1998
So, the probability of getting shrimp = 555/1998
=0.277≈0.28
Therefore, the probability that the next type of stir fry ordered is shrimp is 0.28.
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PLEASE I REALLY NEED HELP !!!
79°
73°
Find the value of the missing angle x.
||
२००
Answer:
152 =x
Step-by-step explanation:
180 - 152= 28
180-28= 152