JEE Main 20236 Apr, Morning shiftMathematicsMediumBinomial Theorem and Its Simple Applications131× since 2002The coefficient of x18x^{18}x18 in the expansion of (x4−1x3)15\left(x^{4}-\frac{1}{x^{3}}\right)^{15}(x4−x31)15 is __________.Your answerType your answer. Integers and decimals are accepted.CheckSkip · show solution