Question

x²- 55 x + 750


middle term splitting

Answer 1

Step-by-step explanation:

x^2-55x+750=0

x^2-30x-25x+750=0

x(x-30)-25(x-30)=0

(x-30)(x-25)=0

x-30=0 or x-25=0 x=30 or x=25