# Chapter 13 - Cumulative Review: 40

2$\sqrt5$ +5$\sqrt 3$

#### Work Step by Step

$\sqrt5$ ( 2+ $\sqrt 15$)=2$\sqrt5$ + $\sqrt 5$$\times \sqrt 15= 2\sqrt5 + \sqrt 5$$\times$ $\sqrt 5$$\times$$\sqrt3$= 2$\sqrt5$ +5$\sqrt 3$

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