Question

factorize using factor theroem 1)x²+9x+18
2)x²-10x+7​

Answer 1

Please see the description image

Answer 2

1) x²+9x+18 {Splitting the middle term}

x²+6x+3x+18

(x²+3x)+(6x+18)

x(x+3)+6(x+3)

(x+3)(x+6)