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12 November, 06:07

How do you solve x to the second power + 7x=O

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Answers (2)
  1. 12 November, 06:14
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    Well the answer is 0 because if anything = 0 then it has to be multiplied by 0 so x = 0
  2. 12 November, 06:33
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    X^2+7x=0

    use the square root something ...

    (7/2) ^2=49/4 (add it to both sides)

    x^2+7x+49/4=49/4

    (x+7/2) ^2=49/4

    x+7/2=posinega 7/2

    x=0 or x=-7
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