Question

-3(х+1)^2+5=y
помогите
Сроочно

Answer 1

$-3(x+1)^2+5=y\ -3(x^2+2x+1)+5=y\ -3x^2-6x-3+5=y\ -3x^2-6x+2=y\ y=-3x^2-6x+2$