SOLUTION: numerator 4
denominator -2+sqrt7
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Question 117095: numerator 4
denominator -2+sqrt7
Answer by ptaylor(2198) (Show Source): You can put this solution on YOUR website!
numerator 4
denominator -2+sqrt7
multiply numerator and denominator by--the conjugate of . This will get rid of the radical in the denominator.
and this equals
which equals
or
Hope this helps---ptaylor
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