How do you simplify $sqrt20-sqrt75$ ?

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Answer 1 · 2016-06-14T23:48:21

$2sqrt5-5sqrt3$

In order to simplify we must first factor each of the radicals.

$sqrt20-sqrt75$

$sqrt(2*2*5)-sqrt(5*5*3)$

Each pair comes outside the radical.

$2sqrt5-5sqrt3$

How do you simplify sqrt20-sqrt75sqrt20-sqrt75?