Question: This is a set theory question. Prove that the function f: R -> R defined by f(x) = x2 - 1us not onto . For

This is a set theory question.

Prove that the function f: R -> R defined by f(x) = x2 - 1us not onto . For the toolbar, press ALT-F10 (PC) or ALT-FN+F10 (Mac). B Paragraph Open Sans, sa.. 10pt E X X2 0 QUESTION 9 Given the function f: R - R defined by f (x) - x2 - 1. Find each of the following: a) f ( { - 2, - 1,0, 1,2}) b) f ' ( 10) )

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