4 years ago

X^2+6x=13 What Is The Result After Completing The Square ?

1 answer:

LenKa [72]4 years ago

4 0

X^2 + 6x = 13
x^2 + 6x + 9 = 13 + 9
(x + 3)^2 = 22
x + 3 = (+,-) sq rt 22
x = -3 + (sq rt 22) and x = -3 - (sq rt 22)

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