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If function f(x) = 1/2 - tan(πx/2); (-1 < x < 1) and g(x) = √(3 + 4x - 4x^2) domain of gof is

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If function f(x) = 1/2 - tan(πx/2); (-1 < x < 1) and g(x) = √(3 + 4x - 4x2) domain of gof is

(a) (-1, 1)

(b) [-1/2, 1/2]

(c) [-1, 1/2]

(d) [1/2, - 1] 

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1 Answer

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Best answer

The correct option (a) (-1, 1)

Explanation:

since domain of f and domain of composite function gof are same (–1, 1)

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