Question

factorise 2x^2 +x -45​

Answer 1

Answer:

Explanation:

2x^2+x-45=0

2x^2+10x-9x-45=0

2x(x+5)-9(x+5)=0

(x+5)(2x-9)=0

x=-5

x=9/2

Answer 2

Answer:

2x^2+10x-9x-45

2x (x+5)-9 (x+5)

(2x-9)(x+5)