If the coefficients of x and x² in (1+x)^(p)(1-x)^(q) are 4 and - 5 respectively, then 2 p+3 q is equal to:

Binomial Theorem and Its Simple Applications: JEE Main 2023 Mathematics question

JEE Main 2023 · 10 Apr, Evening shift · Q2943

JEE Main 202310 Apr, Evening shiftMathematicsMediumBinomial Theorem and Its Simple Applications131× since 2002

If the coefficients of

x

and

x^{2}

(1+x)^{\mathrm{p}}(1-x)^{\mathrm{q}}

are 4 and

-

5 respectively, then

2 p+3 q

is equal to :