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How to simplify and solve this square root problem

How to simplify and solve this square root problem
asked 62.5k views
2 votes
How to simplify and solve this square root problem

How to simplify and solve this square root problem-example-1
asked
User Aromasca
by
7.6k points

1 Answer

5 votes
Given: to simplify
X=sqrt(30)-2sqrt(32)
factor:
X=sqrt(2)sqrt(15)-2sqrt(2)sqrt(16)
=sqrt(2)(sqrt(15)-2*4)
=sqrt(2)(sqrt(15)-8)
alternatively, we can also put
X=sqrt(30)-8sqrt(2)
answered
User Helifreak
by
7.9k points
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