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Differentiate 5x3+x2x,x0 with res...

Differentiate 5x3+x2x,x0 with respect to x.

A.

10x+1

B.

10x+2

C.

x(15x+1)

D.

x(15x+2)

Correct answer is A

This can be done either by using quotient rule or by direct division of the equation, then differentiate.

ddx(5x3+x2x)     

= ddx(5x3x+x2x)

= ddx(5x2+x)

= 10x+1