The value of 5-72-5 is

The correct option is C 10 + 5√(5) + 2√(7) + √(35) (5+ √(7))(2+√(5)) =5(2+√(5))+√(7)(2+√(5)) = 10 + 5√(5) + 2√(7) + √(35) ...

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Operations on Irrational Number

The value of ...

Question

The value of $(5 + \sqrt{7}) (2 + \sqrt{5})$ is

$10 + 5 \sqrt{5} + 2 \sqrt{42}$

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$10 + 10 \sqrt{47}$

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$10 + 5 \sqrt{5} + 2 \sqrt{7} + \sqrt{35}$

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$10 + 10 \sqrt{12} + \sqrt{35}$

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