Let . Answer the…

MATHEMATICS · Multi-part · AP · Calculus AB · Differentiation: Definition and Fundamental Properties · Differentiation: Definition and Fundamental Properties

Problem

Let f(x)=x+tan⁡xf(x)=x+\tan x. Answer the following: (i) Find f′(x)f'(x). (ii) Hence determine f′(0)f'(0). (iii) Interpret the value obtained in part (ii) as the instantaneous rate of change of f(x)f(x) at the origin.

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