Question

(2x²+6x+4(x+1) alguém pra mim ajuda

Answer 1

(2x²+6x+4(x+1)=
2x²+6x+4x+4=
2x²+10x+4=0

-b±√b²-4.a.c/2a
-10±√10²-4.2.4/2.2
-10±√100-32/4
-10±2√17/4
x1: -10+2√17/4
x2: -10-2√17/4