Question

(X+1)^2=X+7

ME SALVAAA​

Answer 1

(X+1)^2=X+7

x²+2x+1 -x-7=0

x² +x -6=0

∆=1+24=25 => √∆=5

x' = -b+√∆/2 = -1+5/2= 4/2 = 2 ✓

x" = -b-√∆/2 = -1-5/2= -6/2 = -3 ✓