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Let f(x) = x3 + x. This is a one-to-one function. What is f(f(-2) + 3) ? Which of the following functions f(x) satisfy limx-o
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1. A t is one i to - one, then here exists a unique & ER Quer hat f(a)=– 2. then fea) = -2 © 23++ 2 =0 => 73+a?--ą +20 +2=0.2 xo Lorry 2->0. -> tim [x² + cos(x)] = 0+ cos (0) = 1 lim sin(x) [ & fororo = lima cos(a) [by LHospitals roule] - 209(0) =(1 + Bin ) = + sin(o) = 1 250 olima Hence y og fea) - +cos (m) fras = sin(a) fca) = cos(a) fra) = a sing) f(x) = sin (1/2) fr

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