Question

(2+√5) (3-√7)simplify​

Answer 1

Answer:

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Explanation:

$(2 + \sqrt{5} )(3 - \sqrt{7} ) \\ = 2(3 - \sqrt{7} ) + \sqrt{5} (3 - \sqrt{7} ) \\ = 6 - 2 \sqrt{7} + 3 \sqrt{5} - \sqrt{35} (ans)$

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Answer 2

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$\large(2 + \sqrt{5} )(3 - \sqrt{7} )$

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$\tt\it\bf\it\LARGE\bm{\mathcal{\fcolorbox{blue}{white}{\green{Solution:-}}}}$

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$= >( 2 \times 3) - (2 \times \sqrt{7} ) \\ \: \: \: \: \: \: \: + ( \sqrt{5} \times 3) - ( \sqrt{5} \times \sqrt{7} )$

$= > 6 - 2 \sqrt{7} + 3 \sqrt{5} - \sqrt{35}$

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