6.2k views
5 votes
If y varies inversely as x^2 and y=6 when x=30 what is y when x is 6

User JDPeckham
by
4.6k points

2 Answers

3 votes

Answer:6/25

Explanation:

Y varies inversely as x²

Y =k/x²

Y= 6, x = 30

Substitute the value of y and x

6 = k/30²

Make k the subject of the formula

k = 6/900

k =1/150

The equation connecting Y and x is

Y = x²/150

When x = 6

Y= 6²/150

Y= 36/150

Y= 6/25

User Sumit Vedi
by
5.2k points
3 votes

Answer:

150

Explanation:

i just took the test and its 150

User Amanite Laurine
by
5.9k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.