Question

Х^2-4х-32
Д=в^2-4ас=
Х1=
Х2=

Answer 1

D=(-4)²-4*1*(-32)=16+128=144
x1=(4+√144)/2=(4+12)/2=8
x2=(4-√144)/2=(4-12)/2=-4

Answer 2

a=1   b =-4  c =-32
D=(-4)^2-4*1*(-32)= 144
x1=(4+12)/2*1 = 16/2=8
x2=(4-12)/2*1= -8/2=-4