sociocynical sociocynical

19-01-2019
Mathematics

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it's multiplication i know but it's a tricky one so help my soul

its multiplication i know but its a tricky one so help my soul class=

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jimthompson5910 jimthompson5910

19-01-2019

Answer: -8x^3y^2 (choice B)

The coefficients multiply to 4 times -2 = -8

the x terms multiply to x^2 times x = x^(2+1) = x^3

The y terms multiply to y times y = y^(1+1) = y^2

So that's how I ended up with -8x^3y^2

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