Question

Factories: 3x² - x - 4

Answer 1

Answer:

hey buddy these could be solved by

middle term factorization

so here it is......

3x² - x - 4

= 3x² - (4-3)x - 4

= 3x² - 4x - 3x - 4

= 3x² - 3x - 4x - 4

= 3x (x - 1) - 4 ( x - 1)

= ( x - 1 ) ( 3x - 4 )