3 years ago

What is the simplest form of the expression?

1 answer:

Alla [95]3 years ago

4 0

Answer:

A. $8x\sqrt{5}$

Step-by-step explanation:

Given:

$\sqrt{45x^2} + \sqrt{5x^2} + 4x\sqrt{5}$

Required:

Simplify

$\sqrt{9*5*x^2} + \sqrt{5*x^2} + 4x\sqrt{5}$

$3x\sqrt{5} + x\sqrt{5} + 4x\sqrt{5}$

Add like terms

$8x\sqrt{5}$

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