Question

3x²-x-4
plz solve this question ​

Answer 1

Answer:

$3 {x}^{2} - x - 4$

$3{x}^{2} - (4 - 3)x - 4$

$3 {x}^{2} - 4x + 3x - 4$

$3{x}^{2} + 3x - 4x - 4$

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

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