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How many of the following pairs of function are identcal (a) f(x)=x2x, g(x)=x (b) f(x)=x2−1x−1, g(x)=x+1 (c) f(x)=sec2x−tan2x, g(x)=1 (d) f(x)=xx2, g(x)=1x __ |
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Answer» How many of the following pairs of function are identcal (a) f(x)=x2x, g(x)=x (b) f(x)=x2−1x−1, g(x)=x+1 (c) f(x)=sec2x−tan2x, g(x)=1 (d) f(x)=xx2, g(x)=1x |
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