DifferentiationHard

Question

If x = t2 +, y = t4 + , then equals

Options

A.2x
B.x
C.x2
D.None of these

Solution

x = t2 +& y = t4 +
y = t4 + + 2 - 2
y = - 2
y = x2 - 2
= 2x

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