Question

a)x²+3x=0

b)x²-5x=0

c)x²+6x=0

d)x²+x=0

f)x²-13x=2x

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Answer 1

a) x1 = 0 e x2 = -3
b) x1 = 0 e x2 = 5
c) x1 = 0 e x2 = -6
d) x1 = 0 e x2 = -1
e) x1 = 0 e x2 = 15