Question

Equações

A) (x-3) . (x-3)= -16
B)(2x +4) (2x+4)= -1
3. 3

C) (x+2). (X+2) = 0

Answer 1

a) (x-3).(x-3)=-16
x²-3x-3x+9+16=0
x²-6x+25=0

b) (2x+4).(2x+4)=-1
4x²+8x+8x+16+1=0
4x²+16x+17=0

c) (x+2).(x+2)=0
x²+2x+2x+4=0
x²+4x+4=0