Question

x²-25x+154=0,x²-12x-108=0,x²+4x-252=0,x²

Answer 1

x²-25x+154=0

(x-11)(x-14)=0

x1=11,x2=14

x²-12x-108=0

(x-18)(x+6)=0

x1=18,x2=-6

x²+4x-252=0

(x-14)(x+18)=0

x1=14,x2=-18

x²-11x-102=0

(x-17)(x+6)=0

x1=17,x2=-6

x²+15x-54x=0

(x+18)(x-3)=0

x1=-18,x2=3