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OpenStudy (anonymous):
Why do different results occur when adding or multiplying rational and irrational numbers?
How are radical expressions simplified?
How are operations with radical expressions similar to operations with variables?
OpenStudy (anonymous):
@dumbcow @cram
OpenStudy (anonymous):
look on google
OpenStudy (anonymous):
lol
OpenStudy (anonymous):
btw, i see you changed your uhh..persona? :D
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OpenStudy (anonymous):
that my real pic
OpenStudy (dumbcow):
radicals are simplified by factoring out perfect squares
example:
\[\sqrt{72} = \sqrt{9*4*2} = \sqrt{9} \sqrt{4}\sqrt{2} = 3*2*\sqrt{2} = 6\sqrt{2}\]
radical expressions are simplified by simplifying radicals to lowest terms then combining any like terms
example:
\[\sqrt{72} + \sqrt{2} = 6 \sqrt{2} + \sqrt{2} = 7 \sqrt{2}\]
OpenStudy (anonymous):
which is that answering? the second one?
OpenStudy (dumbcow):
yes
OpenStudy (anonymous):
do you know about the 1st and 3rd Dan?
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