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Solve by factoring x^2 -9 =0​
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Solve by factoring x^2 -9 =0​

User Kannan Ramamoorthy
by
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1 Answer

2 votes
x = 3 and -3

X^2 - 9 = 0
(X+3)(X-3) = 0

X + 3 = 0
X = -3

X - 3 = 0
X = 3
User LaPhi
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