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Find one root of the following equation x2 + 8x - 9 = 0​
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Find one root of the following equation x2 + 8x - 9 = 0​

User Garrett Serack
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2 Answers

5 votes

Explanation:


x {}^(2) + 8x - 9 = 0 \\ {x}^(2) - x + 9x - 9 = 0 \\ x(x - 1) + 9(x - 1) = 0 \\ (x + 9)(x - 1) = 0 \\ x = 1 \: and \: \: \: \: - 9

User Mayur Vora
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4 votes

Answer: was just for a challenge

Explanation:

no

User Tom Swirly
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5.2k points
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