1
WB JEE 2024
MCQ (Single Correct Answer)
+1
-0.25
If $$\left(1+x+x^2+x^3\right)^5=\sum_\limits{k=0}^{15} a_k x^k$$ then $$\sum_\limits{k=0}^7(-1)^{\mathbf{k}} \cdot a_{2 k}$$ is equal to
2
WB JEE 2024
MCQ (Single Correct Answer)
+1
-0.25
The coefficient of $$a^{10} b^7 c^3$$ in the expansion of $$(b c+c a+a b)^{10}$$ is
3
WB JEE 2022
MCQ (Single Correct Answer)
+1
-0.25
The number of zeros at the end of $$\left| \!{\underline {\, {100} \,}} \right. $$ is
4
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
For x$$\in$$R, x $$\ne$$ $$-$$1, if $${(1 + x)^{2016}} + x{(1 + x)^{2015}} + {x^2}{(1 + x)^{2014}} + ..... + {x^{2016}} = \sum\limits_{i = 0}^{2016} {{a_i}\,.\,{x^i}} $$, then a17 is equal to
Questions Asked from Binomial Theorem (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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