Question: If and f(x) = ln x and g(x) = x2 - 9 find the functions (a) f o g, (b) g o f, (c) f

If and f(x) = ln x and g(x) = x2 - 9 find the functions
(a) f o g,
(b) g o f,
(c) f o f,
(d) g o g, and their domains.

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