Simplify 7-root3 by
7+root3
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Step-by-step explanation:
Here,
(7 - √3) / ( 7 + √3)
= (7 -√3) / (7+√3) × ( 7 - √3) / (7+√3)
= (7 -√3)²/ (7²-√3²)
= 49 - 14√3 + 3 / 49 - 3
= 52 - 14 √3 / 46
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