isolape
(x10)(x4) need some clarification on what the answer is



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Mertsj
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What do you think it is?

isolape
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well i thought you would just add the 2 x's and 10 + 4

isolape
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but i wasnt in class today so i dont really know how to do it hahahaha

Mertsj
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Have you heard of FOIL?

isolape
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Yeah like First two things
then outside
and inside
and idk what the L is

Mertsj
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It is a multiplication problem.

Mertsj
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(2)(3) means 2 times 3 NOT 2 + 3

Mertsj
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L is for Last

isolape
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i see, i see

Mertsj
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dw:1361853292811:dw

isolape
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wow thats a lot more complicated than it looks

Mertsj
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After you practice it awhile, you'll find out it's pretty simple.

isolape
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haha alright man, much appreciated, thank you!

UnkleRhaukus
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Another way\[(x10)(x4)\]\[=x(x4)10(x4)\]\[=x^24x10x+40)\]\[=x^214x+40\]

isolape
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Thank you!