Question

(x + 3)² = 1 ??????????????????????

Answer 1

(x + 3)² = 1

x² + 6x + 9 -1 = 0

x² + 6x + 8 = 0

delta---.> 36 - 32 = 4

Vdelta---> V4 = 2

x' = (-6+2)/2 = - 2

x"= (-6-2)/2 = - 4