Question

(Root a + root b ) ^2

Answer 1

Answer:

$( \sqrt{a} + \sqrt{b} ) ^{2} \\ \\ = {( \sqrt{a}) }^{2} + 2 \times \sqrt{a} \times \sqrt{b} + { (\sqrt{b} )}^{2} \\ \\ = a + 2 \sqrt{ab} + b$

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Answer 2

Answer:

(a+b)²=(a+b)×(a-b)

hope it is helpful for you