Question

factorise-; 3x² -x -4

Answer 1

Answer:

3x²-x-4

3x²-4x+3x-4

x(3x-4)+1(3x-4)

(3x-4)(x+1)

Answer 2

Step-by-step explanation:

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

its your answer