0
If y varies directly as x squared and y equals 150 when x equals 5 find y when x equals 4?
Updated: 12/11/2022
Dogpluto07
Lvl 1
∙ 13y agoBest Answer
First you need to know that the equation you are looking for is y = kx^2.
Then you need to substitute the numbers in:
y = kx^2
150 = k5^2
150 = k25
6 = k
Now that you know k, resubstitute it for the new value of y when x = 4:
y = kx^2
y = (6)(4)^2
y = (6)(16)
y = 96
Wiki User
∙ 13y agoThis answer is:
Add your answer:
Earn +20 ptsQ: If y varies directly as x squared and y equals 150 when x equals 5 find y when x equals 4?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
If y varies directly x squared find k when y -9 and x-1?
-8
Find an equation of variation where y varies directly as x and y equals 15 when x equals 5 find y when x equals 19?
57
If y varies directly as x squared find k when y equals 16 and x equals -4?
20
F x varies directly with x and y equals -2 when x equals 8 Find the constant of variation k?
What is y? Fx varies with x, but y could be anything.
A squared plus b squared equals 26 where a equals b find a and b?
a=b=3.60555
Related questions
If y varies directly x squared find k when y -9 and x-1?
-8
If y varies directly as x squared find k when x 2 and y 8?
If y varies directly as x and if x = 2 when y = 8 then k = 4.
Find an equation of variation where y varies directly as x and y equals 8 when x equals 2 find y when x equals 10?
40
Find an equation of variation where y varies directly as x and y equals 15 when x equals 5 find y when x equals 19?
57
Find an equation of variation where y varies directly as x and y equals 2 when x equals 10 find y when x equals -25?
y = -5
Find an equation of variation where y varies directly as x and y equals 28 when x equals 7?
4x= y
Find an equation of variation where y varies directly as x and y equals 500 when x equals 50?
y = 10x
Find an equation of variation where y varies directly as x One pair of values is y equals 80 when x equals 40?
Find an equation of variation where y varies directly as x. One pair of values is y = 80 when x = 40
If y varies directly as x squared find k when y equals 16 and x equals -4?
20
F x varies directly with x and y equals -2 when x equals 8 Find the constant of variation k?
What is y? Fx varies with x, but y could be anything.
Find an equation of variation where y varies directly as x and y equals 10 when x equals 5 find y when x is 4?
y = 8
R varies directly as s find r when s equals 7 and k equals 5?
Since r varies directly with s, we have r = ks (replace k with 5 and s with 7) r = (5)(7) r = 35
Copyright ©2024 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.