Question

Como resolver 2x²+5x=-3

Answer 1

delta= b2_4ac
=5(2)-4.2. (-3)
=25-4.2 (-3)
=25_8. (-3)
=25+24
=49

x=-5+/-/49/2.2
×=-5+/-7/4

×1=-5+7/4=2/4=1/2
×2=-5-7=-12/4=-3

Answer 2

2x²+5x=-3 4x+5x=-3 9x=-3 x=3/9 =1/3