Question

y=-(x+1)во 2 степени+2

Answer 1

Ответ:

$-{(x + 1)}^{2} + 2 = - ( {x}^{2} + 2x + 1) + 2 = - {x}^{2} - 2x - 1 + 2 = - {x}^{2} - 2x + 1 = - ( {x}^{2} + 2x - 1)$