Question

Factories 3x^2+11x-4

Answer 1

HØŁÂ!

${3x}^{2} - 11x - 4 \\ {3x}^{2} - (12 - 1)x - 4 \\ {3x}^{2} - 12x + x - 4 \\ 3x(x - 4) + 1(x - 4) \\ (3x + 1)(x - 4)$

Hope it helps you