Question

7
f(x) = 3x2 + 4x – 7
g(x) = 2x – 11

Answer 1

g[f(x)] = 6x² + 8x - 25

Explanation:

g[f(x)] = g(3x² + 4x - 7)

= 2(3x² + 4x - 7) - 11

= 6x² + 8x - 14 - 11

= 6x² + 8x - 25