Given f(x) = 3x - 5, find f(2).

Given g(x) = x², find g(-4).

Given h(x) = 12/x, find h(3).

Solve f(x) = 10 where f(x) = 2x + 4.

Use the mapping notation f: x ↦ 5x. Find f(3).

Given f(x) = x² - 3x, find f(-2).

State the value of x that must be excluded from the domain of f(x) = 1/(x-5).

Solve f(x) = g(x) where f(x) = 2x + 1 and g(x) = x + 5.

Given f(x) = 3x + 1, solve f(x²) = 13.

Given f(x) = √(x-4), state the smallest integer in the domain.

Given f(x) = x² + 2, find an expression for f(x+3) in the form ax² + bx + c.

Given f(x) = 1/(x²+1), what is the maximum value of f(x)?

Solve f(2x) = 2f(x) for f(x) = x + 3.

State the domain of g(x) = √(9 - x²) as an inequality.

For f(x) = x² - 2x - 3, find all values of a such that f(a) = a (invariant points).