Let f(x)=1- ( x 2 ), -1<x<1, and g(x)= 3+4x-4x^2 . Then dom (f+g) is given by

JEE Main Mathematics question

Let , , and . Then is given by

Answer: (C)

is given on (there stays inside , so is defined). For we need , i.e.

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Question ID VK-007374