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I need to rationalize the denominator and simplify 6 over the sq root of 2 minus the sq root of 3.

 May 2, 2016
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Simplify the following:
6/(sqrt(2)-sqrt(3))

 

Multiply numerator and denominator of 6/(sqrt(2)-sqrt(3)) by -1:
-(6)/(sqrt(3)-sqrt(2))

 

Multiply numerator and denominator of (-6)/(sqrt(3)-sqrt(2)) by sqrt(2)+sqrt(3):
(-6 (sqrt(2)+sqrt(3)))/((sqrt(3)-sqrt(2)) (sqrt(2)+sqrt(3)))

 

(sqrt(3)-sqrt(2)) (sqrt(2)+sqrt(3)) = -sqrt(2) sqrt(2)-sqrt(2) sqrt(3)+sqrt(3) sqrt(2)+sqrt(3) sqrt(3) = -2-sqrt(6)+sqrt(6)+3 = 1:
(-6 (sqrt(2)+sqrt(3)))/(1)

 

(-6 (sqrt(2)+sqrt(3)))/(1) = -6 (sqrt(2)+sqrt(3)):
Answer: |  -6 (sqrt(2)+sqrt(3)) / 1

 May 2, 2016

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