Answer:
I believe is A.
Step-by-step explanation:
you will have x^2 (which is the big square) + 1x (which is the lower line) + 3x (which are the 3 line verticals) + 3 (which are the 3 squares)
Answer: Choice A
Across the top we have x+3 since the square has side length x and the long rectangles have their short side equal to 1. Three of those rectangles combined like that make 1+1+1 = 3
Across the far left side, we have a vertical distance of x combined with just 1 this time (instead of 3) leading to x+1
Check out the diagram below.
Solve the following system:
y = 5x
3x + 2y = 52
Your answer:
After putting the value of y into the eq. (ii) ,
[tex] \sf 3x + 2 \times 5x = 52[/tex]
[tex] \sf ⇒ \: 3x + 10x = 52[/tex]
[tex]⇒ \sf13x = 52[/tex]
[tex] \sf ⇒x = 4[/tex]
After putting the value of x into the eq. (1)
[tex] \sf \: y = 5 \times 4[/tex]
[tex]⇒ \sf y = 20[/tex]
Hence, the value of x is 4
& the value of y is 20.
what is the distance between -8 and -1.9 on a number line?
Answer:
6.1
Step-by-step explanation:
hope this helps :D pls mark brainliest :D
the distance between the two number is 6.1
HELP HELP HELP Please
Answer:
y = 2x², 0, 2, 8
y = 2^x, 1, 2, 4
Step-by-step explanation:
For the first equation, multiply the input by itself and then multiply by two
y = 2x²
y = 2(2)²
y = 2(2*2) = 8
For the second equation, multiply 2 by itself depending on the value of the input
y = 2^x
y = 2²
y = 2 * 2 = 4
In the diagram find the mZEFG.
A)
20 degrees
B)
30 degrees
C
40 degrees
D)
80 degrees
HELPPPPP
Which equation has a solution of (-2,1)?
A. y=-2x+1
B. y=2x-1
C. y=-2x-3
D. y=2x+3
What are the three methods to solve a system of linear equations?
is y equals 3x + 2 proportional number or non proportional
Answer:
Non-proportional
Step-by-step explanation:
because it has a y-intercept of 2 in order for it to be proportional its y-intercept should be 0.
PLEASE HELP ME!!!!! PLEASE I WANT TO GET THIS RIGHT
What is the price per pound for Fuji apples?
What is the price per pound for Golden Delicious apples?
What is the price per pound for Macintosh apples?
Answer:
Step-by-step explanation:
Fuji Apples: 7/6 = $1.16
Golden Delicious Apples: 1/0.75 = 100/75 = $1.33
Macintosh Apples: $2
Hope this helps! :3
plz mark as brainliest!
HELP HELP HELP ASAP PLEASE IM STUCK
Answer:
I would say A?
Step-by-step explanation:
if i'm not right im sorry :(
WRITE THE EQUATION, IN THE FORM y=mx + b, that represents the line shown on the graph.
Answer:
y = 3/2x - 2
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightAlgebra I
Slope Formula: [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]
Slope-Intercept Form: y = mx + b
m - slope b - y-interceptStep-by-step explanation:
Step 1: Define
Find points from graph.
y-intercept (0, -2)
Random Point (2, 1)
Step 2: Find slope m
Substitute [slope formula]: [tex]m=\frac{1+2}{2-0}[/tex]Add/Subtract: [tex]m=\frac{3}{2}[/tex]Step 3: Write equation
Substitute into General Form
y = 3/2x - 2
I need help with this
Answer:
(x-7, y+3)
Step-by-step explanation:
y+3 because the translated image goes up three
-you just have to count the dots.... its ez
The first three terms of a sequence are given. Round to the nearest thousandth (if
necessary)
15, 30, 60,...
Find the 6th term.
Answer:
960
Step-by-step explanation:
60× 2
120×2
240×2
480 ×2 = 960
Cecile packages snack mix at a health food store. She uses 13 of her supply of sunflower seeds to make a salted snack mix and 29 of her supply to make an unsalted snack mix. If Cecile uses 10 pounds of sunflower seeds, how many pounds of seeds are in her supply? 18 pounds 23 pounds
Given:
Cecile uses [tex]\dfrac{1}{3}[/tex] of her supply of sunflower seeds to make a salted snack mix and [tex]\dfrac{2}{9}[/tex] of her supply to make an unsalted snack mix.
Cecile uses 10 pounds of sunflower seeds.
To find:
The total pounds of seeds in her supply.
Solution:
Let x be the total pounds of seeds in her supply.
Cecile uses [tex]\dfrac{1}{3}[/tex] of her supply of sunflower seeds to make a salted snack mix, i.e., [tex]\dfrac{1}{3}x[/tex].
Cecile uses [tex]\dfrac{2}{9}[/tex] of her supply to make an unsalted snack mix, i.e., [tex]\dfrac{2}{9}x[/tex].
Total sunflower seeds used = 10 pounds.
[tex]\dfrac{1}{3}x+\dfrac{2}{9}x=10[/tex]
[tex]\dfrac{3x+2x}{9}=10[/tex]
[tex]5x=10\times 9[/tex]
[tex]5x=90[/tex]
Divide both sides by 5.
[tex]x=18[/tex]
So, there are 18 pounds of seeds in her supply.
Therefore, the correct option is A.
Sergio’s job is just a few bus stops away from his house. While it can be faster to take the bus to work, it’s more variable, because of variations in traffic. He estimates that the commute time to work by bus is approximately Normally distributed with a mean of 12 minutes and a standard deviation of 4 minutes. The commute time if he walks to work is also approximately Normally distributed with a mean of 16 minutes with a standard deviation of 1 minute. What is the probability that the bus will be faster than walking?
9514 1404 393
Answer:
A. 0.8340
Step-by-step explanation:
The mean difference between walking time and bus time is the difference of their means: 16 -12 = 4 minutes.
The variance of the difference between walking time and bus time is the sum of the variances of the two distributions:
(4 min)² +(1 min)² = 17 min²
Then the probability that walking will be slower is the probability that the difference is greater than 0.
P(dif > 0) = P(Z > (0 -4)/√17) = P(Z > -0.970143)
P(dif > 0) ≈ 0.8340
The probability the bus will be faster is about 0.8340.
Easy Question
Easy Answer
-------------------
Find & Explain Mistake
Answer:
added 9dollar inestend of 9.5%
Step-by-step explanation:
87/2 in its simplest form
Need help with this ASAP I accidentally put the second one but just ignore that
Answer:
it's A
Step-by-step explanation:
jsushskzhsonssjksjzisnsnsjs
Answer:
A: (3/5, 0)
Step-by-step explanation:
y = 3 - 5x
-5x = y - 3
x = -y/5 + 3/5
cos2x-cos 4x
lim
x-0 1-cos 2x cos 4x
After evaluating the limit we get the answer as 3/5.
Given the expression is : limₓ₋₋₎₀ cos 2x ₋ cos 4x/1-cos2xcos4x
= limₓ₋₋₎₀ cos2x - (2cos²2x ₋ 1)/1-cos2x(2cos²2x - 1)
= limₓ₋₋₎₀ -2cos² + cos2x +1/₋2cos³2x + cos2x + 1
let u =cos2x that is, u → 0
= limu₋₋₎₁ -2u²+u+1/₋2u³+u+1
= limu₋₋₎₁ 2u + 1/2u²+2u+1
= 2+1/2×1² + 2 × 1 +1
= 3/2+2+1
= 3/5
hence we get the value as 3/5.
Learn more about Limits and continuity here:
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A rollercoasterbrises 210 feet into the air, drops 240 feet, rises 80 feet before dropping another 30 feet again. Finally the rollercoaster drops another 50 feet. What is the height of the rollercoaster after the last drop
Answer:
-30 feet
Step-by-step explanation:
What we know:
The rollercoaster first rose 210 feet, so after rise 1, the height is +210 feet.
After that, it dropped 240 feet. This is greater than the 210 feet it initially rose, so the number is now negative. The height is now -30 feet.
210 - 240 = -|240-210| = -|30| = -30 feet
After that, it rose another 80 feet. That outdoes the eariler -30 feet, so we're back to a positive height. After that rise, the height is now +50 feet.
-30 + 80 = |80 - 30| = |50| = 50 feet
Then the last two drops combine for a 80-foot drop. This is greater than the +50-foot height it was at, so we're back at -30 feet.
50 - 80 -|80 - 50| = -|30| = -30 feet after the last drop
Some help would be appreciated !!
Find the perimeter.
perimeter = 2(x - 6y) + 2(8x² - x - 4y)
2x - 12y + 16x² - 2x - 8y
= 16x² - 20y units
What is the domain of the given function?
(-1, 1), (0, -2), (1, 3), (3, 0)
A. {0, 1, 2, 3}
B {-2,0, 1, 3}
C {-1, 0, 1, 3}
D (-2,-1, 0, 1, 2, 3}
Answer: i think it is A pls correct me if i'm wrong :)
Step-by-step explanation:
Which of the following exponential functions has a horizontal asymptote at y = –2 ? f (x) = 2(–x + 2) f (x) = 2(–x – 2) f (x) = –2x + 2 f (x) = –2x – 2
An exponential function with a horizontal asymptote at y = -2 will be of the form:
f(x) = 2^(-x) - 2
Which of the following exponential functions has a horizontal asymptote at y = -2?An exponential equation will have a horizontal asymptote when the exponent, x, has a negative sign. This will cause that as x tends to infinity, the exponential part of the function will tend asymptotically to zero.
Now, if we want to have an horizontal asymptote at y = -2, then we also need to have a constant term equal to -2 which takes weight as x tends to infinity, and the other part of the function becomes almost zero.
So the function will be something like:
f(x) = 2^(-x) - 2
Learn more about exponential functions:
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the exponential function that has a horizontal asymptote at y = –2 is
D. f (x) = –2x – 2
100% correct
5 questions plzzzzzz answer!!
1. 3x+10=4
X=?
2. 3x-8=13
X=?
3. 12=8x+4
X=?
4. -1+2x=11
X=?
5. -7=-3-x
X=?
Answer:
1) -2
2) 7
3) 1
4) 6
5) 4
This is very easy!!
Answer:
product
Step-by-step explanation:
hope it helps
Answer:
yesn't
Step-by-step explanation:
Determine the area of the following parallelogram. Show your work.
10 yd
9 yd
7 yd
Step-by-step explanation:
Area of parallelogram = base * height
Area = 7*9
Area = 63 yd^2
Answer:
63yd²Step-by-step explanation:
Here,
Base = 7Height = 9So,
We know that,
Area of Parallelogram = b × h
→ 7 × 9
→ 63yd²
Thus,
Area of Parallelogram is 63yd²Ok bet slovea customer comes in looking for items get started painting ariana offers her a paint pallet a paint brush and a sketch book she tells the customer that if she buys all three she will give her a 15% discount approximately how much would the coustmer save? Paint pallet cost 24.00 sketch book cost: 16.12 and paint brush costs 10.50
Answer:
Approximately what will be saved will be 8.00
Step-by-step explanation:
Here, we want to know the amount that the customer will save
Firstly, we need to know the amount that all will cost
Mathematically, that will be;
24 + 16.12 + 10.5 = 50.62
The amount to be discounted is 15% of this
That will be 15% of 50.62
= 15/100 * 50.62
= 7.593
A new bank customer with $3,000 wants to open a money market account. The bank is offering a simple interest rate of 1.1%. What will be the account balance after 20 years?
Answer: The interest customer earn in 20 years will be, $ 660
Step-by-step explanation :
Given:
Principle = $3000
Interest rate = 1.1 %
Time = 20 years
Now we have to determine the simple interest.
Formula used :
where,
P = principle
R = interest rate
T = time
S.I = simple interest
Now put all the given values in the above formula, we get:
Thus, the interest customer earn in 20 years will be, $ 660
Hoped this help :) I’m also a fan of flimflam
What is the value of x in the equation below?
29.46=13.82+4x
Answer:
x=3.91
Step-by-step explanation:
29.46=13.82+4x
13.82+4x=29.46
subtract 13.82 from both sides
4x=15.64
divide by 4
x=3.91
Use the Discriminant to find the number and type of solutions to x^2 + 6x -5 = 4x^2
A 2 Real Solutions
B 1 Real Solution
C Real Solutions, 2 Imaginary Solutions
D 3 Solution
Answer:
The equation [tex]x^2 + 6x -5 = 4x^2[/tex] have 2 non-real solution, 2 imaginary solutions.
Step-by-step explanation:
Using the Discriminant to find the number and type of solutions to [tex]x^2 + 6x -5 = 4x^2\\x^2-4x^2+6x-5=0\\-3x^2+6x-5=0[/tex]
The discriminant is: [tex]b^2-4ac[/tex]
We have a = -3, b=6 and c=-5
Putting values and finding discriminant
[tex]b^2-4ac\\=(6)^2-4(-3)(-5)\\=36-60\\=-24\\[/tex]
So, we get discriminant = -24
if discriminant < 0 the solution will have two non-real imaginary solutions.
In our case discriminant < 0 i,e discriminant = -24
So, The equation [tex]x^2 + 6x -5 = 4x^2[/tex] have 2 non-real solution, 2 imaginary solutions.
Damian has a balance of $10,200 on his credit card. He threw the card away so he can never use it again. He has 3 1/2 years to pay off the balance. The interest rate on his card is 21%. At the end of the 3 1/2 years, how much interest has he paid?
Answer:
the interest that have to paid is $9,676.91
Step-by-step explanation:
The computation of the interest to be paid is as follows:
= Future value - initial value
= $10,200 × (1 + 0.21)^3.5 - $10,200
= $19,876.91 - $10,200
= $9,676.91
Hence, the interest that have to paid is $9,676.91
We simply applied the above formula so that the correct value could come
And, the same is to be considered