Mathematics High School

int.
y = 2x2 – 24x + 88
Answer:
Submit Answer
attempt 1 out of

Answers

Answer 1

Answer:

does it have to be decimal or a fraction bc I got two answers x=22/5 or x=4.4

Related Questions

The basking shark can grow to a length of 30 feet. This is 176.47% of the maximum length of the beluga whale. Find the maximum length of the beluga whale. If necessary, round your answer to the nearest tenth.
a) 52.9ft
b) 17ft
c) 5.9ft
d)1.7ft

Answers

Answer:

b

Step-by-step explanation:

The maximum length of the beluga whale is 17 feet.

What is the percentage?

A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.

Given, The basking shark can grow to a length of 30 feet.

This is 176.47% of the maximum length of the beluga whale.

Assuming the maximum length of a beluga whale is x feet.

So,  176.47% of x is 30 feet.

∴ (176.47/100)×x = 30.

1.7647x = 30.

x = (30/1.7647).

x = 17 feet.

Learn more about percentages here :

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Are the graphs of the given equations identical lines parallel lines are lines intersecting on a single point

Answers

They are intersecting lines

Find the mean and range of: 1.5, 0.5, 2, 3, 2.5

Answers

Answer:

mean 2 range2.5

Step-by-step explanation:

 

Need help on this please help

Answers

Answer:

6028.8

Step-by-step explanation:

Answer:

v = 6028.8m³

Step-by-step explanation:

Cylinder volume formula:

πr²h

3.14*8²*30=6028.8m³

A 45-45-90 triangle has a leg of length 5.38. What is the length of the other leg?

Answers

Answer:

5.38 units

Step-by-step explanation:

Because of the base angle theorem converse, This triangle is an isosceles triangle.

Because this is an isosceles triangle, because the leg of the triangle is 5.38 units, that means the other leg has to be 5.38 units

You may be asking, how do I know it's the other leg that's congruent.

Well, the angle opposite to the 90° angle is the hypotenuse, and we want the line segment opposite of the 45° angle. And both the legs are opposite to the 45° angles.

Let me know if you have any questions.

please help thanksss

Answers

What do you need help with

Answer:

40 seconds

Step-by-step explanation:

The answer is 40 because the y axis would be altitude and the x axis would be time. As altitude decreases time increases. When the line crosses the x axis then that is your answer shown above.

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At most, Kyle can spend $50 on sandwiches and chips for a picnic. He already bought chips for $6 and will buy sandwiches that cost $4 each. Write and solve an inequality to show how many sandwiches he can buy. Use s to represent the number of sandwiches. Write your final answer in a complete sentence.

Answers

The answer is 11. The problem is worked out in the picture.

2. C(-6, 1), D(2, 1)
what is the slope​

Answers

Answer:

0

Step-by-step explanation:

(1-1) / (-6-2) = 0 / -8 = 0

Simplify the expression completely.3 m−3n5−4n4(−4m5n−4)

Answers

Answer:

16[tex]m^{5}[/tex] [tex]n^{5}[/tex]- 3[tex]n^{5}[/tex] + 16[tex]n^{4}[/tex] + m

Step-by-step explanation:

PEMDAS and the Distribution Proporty.

Answer:

16m 5n5 - 3n5 +16n4 +3m

Step-by-step explanation:

the number in bold is the exponents dont know how to put them up there

an airplane is 4,000 feet above the ground .it begins to descend at a rate of 140 feet per minute.how many minutes will it take until the plane is 2,600 feet above the ground?

Answers

Answer:

10

Step-by-step explanation:

If longest out of a triangle is 3 inches longer than the shorter side. The medium size is 2 inches longer than the shorter side. If the perimeter is 26 inches, what are the length of the three sides

Answers

Answer:

Shortest side = 7 inches.

Medium side = 9 inches.

Longest side = 10 inches.

Step-by-step explanation:

Let the shortest side be x.

Translating the word problem into an algebraic equation, we have;

Shortest side = x

Medium side = x + 2

Longest side = x + 3

The perimeter of a triangle is given by the addition of all its three (3) sides.

Mathematically, the perimeter of a triangle is given by the formula;

[tex] P = A + B + C [/tex]

Substituting into the equation, we have;

26 = x + x + 2 + x + 3

26 = 3x + 5

3x = 26 - 5

3x = 21

x = 21/3

x = 7 inches.

Therefore, the length of the three sides are;

Shortest side = x = 7 inches.

Medium side = x + 2 = 7 + 2 = 9 inches.

Longest side = x + 3 = 7 + 3 = 10 inches.

Quadratic in standard form: 6x^2 -5x-4

Answers

Answer:

Factor by grouping.

(2x+1)(3x−4)

Step-by-step explanation:

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Answers

A is 1/6 or 0.16 repeating. Hope this helps.

The Apple Store in Honolulu sells 6,300 iPhones during a 5 hour time period. How many iPhones is The Apple Store selling in 1 minute?

Answers

Answer:

21 phones per min

Step-by-step explanation:

60 (mins in an hour) x 5= 300

6,300 divided by 300= 21

Answer: 21 iPhones a minute

Step-by-step explanation: First you have to find the amount of minutes in 5 hours so you do 5*60 which equals 300. Then you want to divide the total number of iPhone by the total amount of minutes (6,300/300) which gives you 21 iPhones a minute.

a CD cost $15.50 before tax. What is the total cost after a 6% sales tax is added? ​

Answers

Answer:

16.43

Step-by-step explanation:

gib brainlest or else:0

Could someone help me with

7a + 16 = -(4a - 5) ?

Answers

Answer :
A= -1


Explanation:

Answer:

A=(-1)

Step-by-step explanation: hopefully this can help

like for a thanks

Which inequality represents all values of x for which the product below is
defined

Answers

Answer:

D

Step-by-step explanation:

D is the only option where there's always 0 or positive integers inside the radical. The square root of a negative number is imaginary.

A computer monitor is 23 inches which is the diagonal distance across the screen.If the screen measures 13 inches in height,what is the actual width of the screen to the nearest inch?

Answers

Answer:

width = 19 inches

Step-by-step explanation:

Pythagorean theorem

23^2 = 13^2+x^2

529 = 169+x^2

x^2 = 360

x = 18.97

The actual width of the screen to the nearest inches will be 18.97 inches.

What is a Pythagoras theorem?

The Pythagoras theorem states that the sum of two squares equals the squared of the longest side.

The Pythagoras theorem formula is given as

H² = P² + B²

A PC screen is 23 inches which is the slanting distance across the screen.

If the screen measures 13 inches in height. Then the actual width of the screen will be given as,

23² = 13² + B²

529 = 169 + B²

B² = 360

B = √360

B = 18.97 inches

The actual width of the screen to the nearest inches will be 18.97 inches.

More about the Pythagoras theorem link is given below.

https://brainly.com/question/343682

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what is n??????????????????????????????????????/

Answers

Answer:

n = 38

Step-by-step explanation:

3n - 15 + 2n + 5 = 180

5n - 10 = 180

5n = 190

n = 38

Change in v = 9.8 m/s 2x t. The diagram shows a ball falling toward Earth in a vacuum. 1 Time (s) o 1 y = 0 m/s 2 3 4 What is the velocity of the ball at 3 seconds?

A. 29.4 m/s

B. 39.2 m/s

C.9.8 m/s

D. 19.6 m/s​
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Answers

Answer:

what is the answer

i think  29.4

Step-by-step explanation:

The answer is 29.4

I just did it

10-x=5
What is X???I need help

Answers

10-x =5

-x= 5-10

-x = -5

x= 5

Answer : x=5

Answer:

what the other person said

Step-by-step explanation:

j – 18 = 43 what's the answer guys

Answers

Answer:

61

Step-by-step explanation:

We know from the equation 43 is 18 less then j. Therefore, if we add 18 to 43, we will get the value of j.

43 + 18 = 61

So first you add 43 and 18 cause the original number is that total - 18 and you get 61

O(-
Determine if (-2, -1) is a Solution or
Not a Solution to the linear system.
y = 3x + 5
x + y = -3
Please answer!!!

Answers

Answer:

It is a Solution

Step-by-step explanation:

y=3(-2)+5         y=-1

(-2)+y=-3          y=-1

2x- 7 and the opposite of 2x

Answers

Answer:

-7/4 is the correct answer,ok bro

I need help please I’m having a breakdown

Answers

Take a breather. It might be option three.

what numerical expression represents the phrase: the difference of 4 cubed 25

Answers

I need point sorry I need point sorry I need point sorry I need point sorry

What is another term for "shrink"?

Stretch
Reflection
Translation
Compression

Answers

Answer: Compression.

Step-by-step explanation: Shrink means to get smaller. Compression is a synonym of shrink. Compression means the action of being compressed.

Pls show me the work or how u got it

Answers

Answer:

x = 18

Step-by-step explanation:

use proportions. line up the sides based on the congruent angles. the sides opposite the singles line angle. = the sides opposite the double angle sides.

40/30 = 24/x

40x = 720

divide both sides by 40

x = 18

PLZ HELP DUE soon x 2/3

Answers

Answer:

I think the answer is 2. Hope this helps!

Ethan graphed a cubic function, f(x)=ax^3+bx^2+cx+d, and determined the roots of f(x) to be +-1 and 2. What is the value of b, if a=1? A. 1. B. 2 C. -1. D. -2

Answers

Answer:

Follow me and I'll answer that for you

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