Q. 5 B3.8( 84 Votes )

Find the range of

Answer :

Given: f(x) = x2 + 2, x is a real number.

As x2 > 0


x2 + 2 > 0 + 2


x2 + 2 > 2


f(x) > 2


Hence, range of f(x) = [2, ∞).


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