If and , then the derivative of at…

MATHEMATICS · Single correct · A Level · Mathematics · Differentiation · Differentiation

Problem

If

f(1)=1

and

f'(1)=3

, then the derivative of

f(f(f(x)))+(f(x))^2

at

x=1

is: (a)

33

(b)

12

(c)

15

(d)

9

Related theory

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