Question

Asked Nov 13, 2019

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The variable z varies jointly as the square root of x and the cube root of y. If z=31.2 when x=36 and y=8, find z when x=16 and y=64

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Step 1

The given joint variation can be formulated as follows.

Step 2

Given that z = 31.2 when x= 36 and y = 8. Substitute these val...

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