Question

factorise the following
${x}^{2} - 9x + 20$
and
${x}^{2} + x - 132$
​

Answer 1

here' your answer.........

Answer 2

Answer:

1. x^2 - 5x-4x+20=0

x(x-5)-4(x-5)=0

(x-5)(x-4)=0

2. x^2+x-132=0

x^2+12x-11x-132=0

x(x+12)-11(x+12)=0

(x+12)(x-11)=0