Question

X²+x+3k=0 pode me ajudar a responder esta equaçao do 2 grau

Answer 1

x²+ x+3=0

A= 1 B= 1 C=3

∆= b²+ 4×a×c

∆= 1² + 4×1×3

∆= 1 + 12

∆= 13

x= -b ± √13 / 2×a

x= -1 ± 3,6 /2×1

x= -1+ 3,6= 2,6/ 2 = 1,3

x= -1 -3,6= -4,6/2 = -2,3