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Mathematics 7 Online
OpenStudy (anonymous):

Is the second term of (y - x)^4 , -4x^3y?

OpenStudy (anonymous):

think so

OpenStudy (arindameducationusc):

i m here...

OpenStudy (arindameducationusc):

4C1 y^3 x^1 (Usining Binomial Expansion)

OpenStudy (arindameducationusc):

with a minus sign so yes you are right.....

OpenStudy (anonymous):

ty

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