SOLUTION: What is an equivalent of: 7 divided by the square root of (11-2) Thanks.

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Question 1032146: What is an equivalent of: 7 divided by the square root of (11-2)
Thanks.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
What is an equivalent of: 7 divided by the square root of (11)-2
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7/(sqrt(11)-2)
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Multiply numerator and denominator by sqrt(11)+2 to get:
= [7(sqrt(11)+2)]/[11 - 4]
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= (7/7)(sqrt(11)+2)
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= sqrt(11)+2
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Cheers,
Stan H.
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