Question

Evaluate (2root5+root6) whole square

Answer 1

Answer:

$(2 \sqrt{5} + \sqrt{6} ) {}^{2}$

Using the formula, (a+b) ^2

$(2 \sqrt{5} ) {}^{2} + ( \sqrt{6} ) {}^{2} + 2(2 \sqrt{5} )( \sqrt{6)}$

$20 + 6 + 4 \sqrt{30}$

$26 + 4 \sqrt{30}$

Answer 2

Answer:

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