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OpenStudy (anonymous):
2√15 / -4 - √12
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OpenStudy (anonymous):
what expression would you multiply to simplify this? -4 + √12 / -4 + √12 (-4 + √12) 1 / (-4 + √12) (-4 +√12) / (-4 - √12)
geerky42 (geerky42):
Should be A. You can't simplify it by multiply something that is not equal to 1.
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