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What is the solution set of 4x2 - 36 = 0?
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What is the solution set of 4x2 - 36 = 0?

User Stanislav Karakhanov
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1 Answer

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4x^2 - 36 = 0

4x^2 = 36

x^2 = 36/4

x^2 = 9

sqrt{x^2} = sqrt{9}

x = - 3 and x = 3

User Phil Webb
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