Girl_Ninja
What is the product of the radical expression?



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Girl_Ninja
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Girl_Ninja
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dw:1354637266918:dw

richyw
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b

Girl_Ninja
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thanks and could you tell me how

richyw
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yup i was doing that

Girl_Ninja
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ok

richyw
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oops, not b haha just a sec. just woke up haha

Girl_Ninja
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lol ok

richyw
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it's 8

richyw
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remember that \((a+b)(ab)=a^2b^2\)

Girl_Ninja
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o ok

richyw
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so you have \(\sqrt{2}^2\sqrt{10}^2=102=8\)

Girl_Ninja
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o wow I totally get it now thanks alot