5- Using Yem(0, 6) = & (21+1) (1-|ml)! 47 (1+ /ml)! elmo Pem(cos 0) where & =(-1 )m for m20 and 1 for ms0 and associated Legendre function Pem(x) = (1-x2)Im/2 (d/dx)Im|Pe(x) with Rodrigues formula Pe(x) = (1/2'e!)(d/dx)(x2-1) (a) Find Y5(0,4), Y54(0,4), Y5(0,6) (b) Evaluate S_ E(x) dx where &=(P5(x))2 netrunt Lly)