Question

3x²-x-10 factorise it ​

Answer 1

Answer:

3x^2-6x+5x-10

Step-by-step explanation:

3x(x-2)+5(x-2)=0

(3x+5)(x-2)=0

3x=-5,x=2

x=-5/3,x=2

reject negative value

x=2