SOLUTION: Simplify 6 times the square root of 7/5 - 2 times the square root of 5/7 - 3 times the square root of 140

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Question 65537This question is from textbook An Incremental Development
: Simplify
6 times the square root of 7/5 - 2 times the square root of 5/7 - 3 times the square root of 140 This question is from textbook An Incremental Development

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify
6 times the square root of 7/5 - 2 times the square root of 5/7 - 3 times the square root of 140
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[6sqrt7/sqrt5] - 2[sqrt5/sqrt7] - 3[2sqrt35]
= [ (6/5)sqrt35] - [(2/7)sqrt35] - [6sqrt35]
=[6/5 - 2/7 - 6]sqrt35

=[32/35 - 6]sqrt35
=[-178/35]sqrt35
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Cheers,
Stan H.