Math, asked by NIPURNA, 4 months ago

simplify (
${ \sqrt{5 + 2}} {\sqrt{5 - 2} }$

Answers

Answered by ranjanalok961

14

Answer :-
=√ 5+2 × √ 5-2
= √ (5+2)(5-2)
= √ 5²-2²
= √ 25-4
=√21

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