Question

evaluate
[tex]\sqrt 15 + \sqrt60 = ?

Answer 1

☘️$\Large\blue{\bold{Solution:}}$

$\sqrt{15} + \sqrt{60} \\ \sqrt{15} + \sqrt{4 \times 15} \\ \sqrt{15} + \sqrt{( {2})^{2} } . \sqrt{15} \\ \sqrt{15} + 2 \sqrt{15} \\ 3 \sqrt{15}$

• Value is $\red{\bold{3\sqrt{15}}}$

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Answer 2

☘️Solution:-

$\sqrt{15} + \sqrt{60} \\ \sqrt{15} + 2 \sqrt{15} \\ \sqrt{13}$

☞ √60 can be written as 2√15

• $\sqrt{15} + \sqrt{60} = \red{\bold{3\sqrt{15}}}$

$\Large{✓}$

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