Question

Resolva a equação

x2-x=6

Answer 1

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Ola Murer

x² - x - 6 = 0

delta
d² = 1 + 24 = 25
d = 5

x1 = (1 + 5)/2 = 3
x2 = (1 - 5)/2 = -2

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Answer 2

x2-x-6=0
x=1+/-√1²-4.1.-6
x=1+/-√1-24
x=1+/-√25
x=1+/-5

Xl=1+5=6÷2=3

Xll=1-5=-4÷2=-2