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OpenStudy (celinegirl):
What is the product of Seven square root eight times four square root five? Simplify your answer. Twenty eight radical ten Fifty six radical two Fifty six radical ten Two hundred eighty radical four
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OpenStudy (wolframwizard):
7√8 times 4√5. Multiply the outsides together and multiply the insides together. This becomes 28√40. This can be pulled apart into 28√4√10 which is 28*2√10 and so the answer is 56√10
OpenStudy (celinegirl):
@WolframWizard thanks again(:
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