For what values of x is f(x) =xa function?

What is the domain of the function f(x) = -2x?

What is the domain of the function f(x) =(x - 1)^2?

What is the range of the function f(x) = 3x³?

What is the value of g(x) when x=5?

what is the global maximum of g(x)?

What is the local minimum of g(x)?

Evaluate a(b(n)) for a(b) = 5b and b(n) = 3n - 2 when n = 4

Evaluate (f g)(x) if f(x) = 3x²and g(x) = 2x - 3 when x = -1

Evaluate (f + g)(x) if f(x) = -3x2and g(x) = 4x - 3 when x = 3 

Evaluate (fg)(x) if f(x) = x²and g(x) = 2x - 1 when x = -2.

Evaluate (f/g)(x) if f(x) = 3x2and g(x) = 2x - 1 when x = 2