Question

find the coefficient of x^6 in the expansion of (1-2x)-5/2​

Answer 1

the cofficient of x^6 is 0

because there is no degree of 6 in given expression

so,

$(1 - 2x) - \frac{5}{2} + (0 {x}^{6} ) \\ (1 - 2x) - \frac{5}{2} + 0 \\ (1 - 2x) - \frac{5}{2}$