surds question grade 8

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I am a student and I need help answering this question.

Simplify:

$\sqrt{135}$ + $\sqrt{3}$ × $(\sqrt{5})^5$

Thankyou and help would be appreciated.

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Note that $$\sqrt{15\cdot9}+\sqrt3({25}\sqrt5)$$ $$3\sqrt{15}+25\sqrt{15}$$ $$28\sqrt{15}$$ EDIT: Try simplifying (bringing numbers outside the surd) until you can no longer simplify..and then Try to see if you can find common surds to perform operations like addition and subtraction