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Use f(x) = 4x – 2 and g(x) = 5 – x2 to evaluate the expression

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Use f(x) = 4x – 2 and g(x) = 5 – x² to evaluate the expression.

(a) (f o f)(-1)

(b) (g o g)(-1)

Express the function F in the form f o g. (Enter your answers as a comma-separated list. Use non-identity functions for f(x) and g(x).)

F(x) = Öx + 7

(f(x), g(x)) = (?)