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Term independent of x in (a polynomial) times (a x^p + b/x^q)^n

The same question, asked 2 times: 28 Jun 2022*, 5 Apr 2024. Every wording below, oldest first.

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  1. Question 1

    28 Jun 2022

    154
    The term independent of xx in the expression of (1−x2+3x3)(52x3−15x2)11,x≠0\left( 1 -x^{2}+ 3x^{3} \right)\left( \frac{5}{2}x^{3}-\frac{1}{5x^{2}} \right)^{11},x \neq 0 is

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  2. Question 2

    5 Apr 2024

    82
    If the constant term in the expansion of (1+2x−3x3)(32x2−13x)9\left( 1 + 2x- 3x^{3} \right)\left( \frac{3}{2}x^{2}-\frac{1}{3x} \right)^{9} is pp, then 108p108p is equal to