T varies with the cube of w. When w is 3, T is 1/9. Find the value of w when T is 1/243. I don't understand any Variations!

asked Feb 13, 2015 157k views

5 votes

T varies with the cube of w.

When w is 3, T is 1/9.
Find the value of w when T is 1/243.

I don't understand any Variations!

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7 votes

3...........1/9
w...........1/243

w=3* 1/243/9=

w=1/81/9=

w=1/81 * 1/9=

w=1/729

Newy answered Feb 18, 2015

by Newy

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