Question: Let f(x) = cos1(x2) and g(x) = x 91 . (a) f(1/2) = ? . (b) The (natural) domain of g(x) is [ ?

Let f(x) = cos−1(x2) and g(x) = √x − 91
.
(a) f(1/√2) = ?
.
(b) The (natural) domain of g(x) is [ ? , ∞)

(c) The (natural) domain of (f ∘ g)(x) is [ ? , ? ]

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