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If w(x,y) =6x^(3) - 3xy + 2y^(2) , x =e^...

If w(x,y) `=6x^(3) - 3xy + 2y^(2) , x =e^(s), y= cos s in R`, find `(dw)/(ds)`, and evaluate at s=0.

Text Solution

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The correct Answer is:
`=18 e ^(2s) - 3e ^(x) cos s + 3e ^(x) sin s -4 sin s cos s`
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