Let ( 1+x2)2(1+ x)n = En+4k=0 ak xk If a1, a2,a3 ,a4 are in AP then find - Maths - Binomial Theorem

Question

Let ( 1+x2)2(1+ x)n =
En+4 k=0 ak xk If a1,
a2,a3 ,a4 are in AP then find the value of n Here by E I mean sigma
from k=0 to n+4 and answer is 2,3,4 Pls solve Thanks

Brijendra P. · Accepted Answer

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Let ( 1+x2)2(1+ x)n = En+4 k=0 ak. xk . If a1, a2,a3 ,a4 are in AP then find the value of n. Here by E I mean sigma from k=0 to n+4 and answer is 2,3,4 . Pls solve. Thanks

Let ( 1+x²)²(1+ x)ⁿ= Eⁿ⁺⁴ _k=0 a_k. x^k . If a1, a2,a3 ,a4 are in AP then find the value of n. Here by E I mean sigma from k=0 to n+4 and answer is 2,3,4 . Pls solve. Thanks