Ap Eapcet
Binomial Theorem
AP EAPCET 2025 - 23rd May Morning Shift
MCQ+1 / -02025
If the coefficients of $x^{10}$ and $x^{11}$ in the expansion of $\left(1+\alpha x+\beta x^2\right)(1+x)^{11}$ are 396 and 144 respectively, then $\alpha^2+\beta^2=$
Ap Eapcet
AP EAPCET 2025 - 23rd May Morning Shift
If the coefficients of $x^{10}$ and $x^{11}$ in the expansion of $\left(1+\alpha x+\beta x^2\right)(1+x)^{11}$ are 396 and 144 respectively, then $\alpha^2+\beta^2=$