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Find the coefficients of x^(32) in the e...

Find the coefficients of `x^(32)` in the expansion of `(x^4-1/(x^3))^(15)dot`

Text Solution

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Given `(x^4−1/(x^3)​)^15`
General term:
`T_(r+1)=^15C_r​(x^4)^(15−r).(-1/(x^3​))^r`
`T_(r+1)=^15C_r​x^(60−4r).(−1)^r.x^(−3r)`
...
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