Ayanna A.

asked • 05/21/20

Rationalize the denominator 3 over 8-√2

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Philip P. answered • 05/21/20

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Multiply top and bottom by the conjugate of the denominator, which is 8+√2, then simplify:


3 8+√2

------- x ----------

8-√2 8+√2


Note that ( 8+√2) / ( 8+√2) is equal to one, so you haven't changed the value of the rational expression.



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