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OpenStudy (anonymous):

How many terms are in the expansion (3x-7y)^4 5 6 7 4

OpenStudy (anonymous):

umm...I see only 2 what do you think @Dscdago

OpenStudy (anonymous):

wait

OpenStudy (anonymous):

yah only 2

OpenStudy (anonymous):

lol no not two

OpenStudy (anonymous):

\[81 x^4-756 x^3 y+2646 x^2 y^2-4116 x y^3+2401 y^4\] i count five

OpenStudy (anonymous):

which no coincidentally is \(4+1\)

OpenStudy (anonymous):

A:5 ur soo right!

OpenStudy (anonymous):

thanks guys :)

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