Question

2x²-x-3=0
SOLUTIA ECUATIEI VA ROGGG

Answer 1

Δ= 1 -4x2x(-3)
Δ=25
x1=$\frac{1- \sqrt{25} }{2*2} =-1 iar x2= \frac{6}{4} = \frac{3}{2}$
Raspuns S={-1,$\frac{3}{2}$}