Question

x^2+x-72 by factories that please help me

Answer 1

x ^ 2 + x - 72 =0

= x ^ 2 + 9x - 8x - 72 = 0

= x ( x + 9 ) - 8 ( x + 9 )=0

= (x - 8) ( x + 9 ) = 0

Answer 2

x^2+9x-8x-72
x(x+9)-8(x+9)
(x+9)(x-8)