Question

simplify expression : (√6 + √3)²​

Answer 1

$= ( \sqrt{6} { + \sqrt{3} )}^{2} \\ \\ = ( { \sqrt{6}) }^{2} + ( { \sqrt{3} )}^{2} + 2 \times \sqrt{6} \times \sqrt{3} \\ \\ = 6 + 3 + 2 \sqrt{18} \\ \\ = 9 + 2 \sqrt{18}$

Answer 2

Step-by-step explanation:

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