1.

Coefficient of x^(n) in(e^(5x)+e^(x))/(e^(2x)) is .....

Answer»

`1/(N!) (3^(n) +1)`
`(3^n+5^n)/(n!)`
`(3^n+(-1)^n)/(n!)`
`1/(n!)`

ANSWER :C


Discussion

No Comment Found

Related InterviewSolutions