A) 1
B) 2
C) -1
D) 0
Correct Answer: B
Solution :
\[\left[ ^{5}{{C}_{0}}{{x}^{5}}{{+}^{5}}{{C}_{2}}{{x}^{3}}({{x}^{3}}-1){{+}^{5}}{{C}_{4}}{{x}^{1}}{{({{x}^{3}}-1)}^{2}} \right]\] \[=2\left[ ^{5}{{C}_{0}}{{-}^{5}}{{C}_{2}}{{+}^{5}}{{C}_{4}} \right]\] \[=2\left[ \underbrace{1+10}_{{}}-10 \right]\] \[=2\]You need to login to perform this action.
You will be redirected in
3 sec