Question

Factorise 3x square - x-4​

Answer 1

Answer:

3x^2-x-4=0

=>3x^2+3x-4x-4=0

=>3x(x+1)-4(x+1)=0

=>(x+1)(3x-4)=0

=>x=-1 & x=4/3

Answer 2

Answer:

3x²-x-4

3x²+3x-4x-4

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

(3x-4)(x+1)

Step-by-step explanation:

hope it's help you and please mark me brainlist please