simplify the rationalizing the denominater 1/7+3√2 + 1/7-3√2
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01-Mar-2018 · 2 answers
1/7+3√2 =1/7+3√2× 7-3√2 /7-3√2 =7-3√2/ (7+3√2)(7-3√2) =7-3√2/(7 )^2-(3√2)^2 =7-3√2/49-18 =7-3√2/31
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