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OpenStudy (anonymous):
help simplifying radical
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OpenStudy (anonymous):
\[\sqrt{12x^2}\]
OpenStudy (anonymous):
2x(sign)3
OpenStudy (ivettef365):
that is the same as sqrt 4.3.x^2
OpenStudy (anonymous):
\[\sqrt{20a^5} + 2a^2 * \sqrt{5a}\]
OpenStudy (ivettef365):
you have not done the first one
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OpenStudy (anonymous):
can you do it in an equation?
OpenStudy (anonymous):
\[2x \sqrt{3}\]
OpenStudy (ivettef365):
correct
OpenStudy (anonymous):
can you help with the other one?
OpenStudy (anonymous):
post it
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OpenStudy (anonymous):
its posted
OpenStudy (anonymous):
\[\sqrt{20a^5} + 2a^2 \sqrt{5a}\]
OpenStudy (anonymous):
divide \[2/3 \div 3/5\]
OpenStudy (ivettef365):
when dividing just switch and multiply so you have
2 5
---- x ----
3 3
OpenStudy (anonymous):
10
----
9
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OpenStudy (ivettef365):
good job
OpenStudy (anonymous):
1 1
--
9
OpenStudy (ivettef365):
you had it right 10/9
OpenStudy (anonymous):
i mean 1
1 -
9
OpenStudy (ivettef365):
correct
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OpenStudy (anonymous):
ow about 1
-- divided by 8
2
OpenStudy (ivettef365):
that is the same as
1 1
----- x ------
2 8
OpenStudy (ivettef365):
when dividing all you have to do is switch the second fraction so you have
8 1
-- then you switch as ---
1 8
OpenStudy (anonymous):
1
---
16
OpenStudy (ivettef365):
correct
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