help me with the soluctions to these questions.....it is very important...
the nth coefficient of a series is given by A_n= (1.5.9.13....(4n+1))/2^n express a_n in terms of the gamma funtion

Question

help me with the soluctions to these questions.....it is very important... 
the nth coefficient of a series is given by A_n= (1.5.9.13....(4n+1))/2^n express a_n in terms of the gamma funtion

anonymous · Answer

please help me

loser66 · Answer

you need @Zarkon  here

anonymous · Answer

please  can you help solve any of these 
find the first five term in the soluction dy/dx + (1+ X^2)y=sinx with y(0)=a

anonymous · Answer

2) find the fourier series representation of f(x)=x + 1 for -1less than or equal to x less than or equal to 1

anonymous · Answer

2B) show that the classification of the following funtions as even ,old or neither 
a( coshx)
b(sinhx)
c(x^2 + sinx)
d(1 + x^2 +3x^4)

anonymous · Answer

please help me

loser66 · Answer

I'm sorry, my computer was dying.

loser66 · Answer

attachment

loser66 · Answer

attachment

loser66 · Answer

I don't know how to do Fourier series. I am sorry.

loser66 · Answer

for the first one, after you have C, you can find y(1), y(2),.... upto 5 terms as requirement