Question

calcule as equaçoes de 2 grau incompletas
D) x²-6x=0
E)x²+49=0
F)x²-16=0
G)x²-1=0

Answer 1

D)2x-6x=0
-4x=0
X=-4

E) 2x+49=0
51x=0
X=51

F) 2x-16=0
-13x=0
X= -13

G) 2x-1=0
1x=0
X=1