Examples: E×MIyya .- tapz -- fix .gs --Ey

x -- roostx-glu.nl/f/Ly--hcu,vly--rsinO-u v u vcompute 2¥ using the

chain rule. Compute 3¥

,

in terms of f. g. hand

solution: their partial derivatives -

qq.iq,¥+3537 HI II. = III.I laairawl

-

'zhtxyity cost says order doesn't really matter )+ tzlltxytxsina Solution

:

If wanted heeded. could express entirely in f÷= ¥, ¥, t Ey ¥terms of r

,t

.= fxx.yigiluintfylx.iph.lu ,v)

fix.gl g. hit fylx.gl h.lu,v )* µ HIM.9. H. HMM,# I 7- ftaixygucu.int/xylx.ylhuluin)g.luiiltfix.ylg.ulu.vl+ ftp.cx.ylgulu.Htfyylxiphulu.in/hin.vltfylx.y7h.ulu.v)