1.

If fx=cos2x+sec2x, then(a) f(x) < 1 (b) f(x) = 1 (c) 1 < f(x) < 2 (d) f(x) ≥ 2

Answer» If fx=cos2x+sec2x, then



(a) f(x) < 1 (b) f(x) = 1 (c) 1 < f(x) < 2 (d) f(x) ≥ 2


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