Mathematics for IGCSE & O level - Functions (Section 4 - No. 20)

Given that f(x) = 2x + 1 and g(x) = x^2, what is g(f(x))?
4x^2+4x+1
2x^2+1
4x^2+1
2x^2+4x+1

Explanation

f(x) = 2x+1 and g(x) = (2x+1)^2

Comments (0)

Advertisement