Answer :
Given :
To show :
Formula used : =
=
If u and v are functions of x,then = u + v
The CHAIN RULE states that the derivative of f(g(x)) is f’(g(x)).g’(x)
y = x +
y2 = xy + 1
Differentiating with respect to x
= + 0 (as differentiation of constant is zero )
2y. = x. + y
= y
=
=
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