Question

simplify(5-√7)(2+√5)​

Answer 1

$\sf{5(2+{\sqrt{5}}) -{\sqrt{7}}(2+{\sqrt{5}})} \\\\ \implies {\sf{ 10 + 5{\sqrt{5}} - 2{\sqrt{7}} - {\sqrt{35}}}}$

Answer 2

Ans:- (5-√7)(2+√5)

= 10 + 5√5 - 2√7 - √35

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