simplify 7 + cube root 5 / 7 minus cube root 5 by rationalizing the denominator
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hy
7+3√5/7-3√5
7+3√5/7-3√5× 7+3√5/7+3√5
49+45+42√5/49-45
94+42√5/4
2(47+21√5)/4
47+21√5/2 Ans
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