y=3^x+log以2为底的x+sin(π/4)求导,

问题描述:

y=3^x+log以2为底的x+sin(π/4)求导,

y=3^x+log2(x)+sin(π/4)
y'=3^x*ln3+(lnx/ln2)'+0
=3^x*ln3+1/(x*ln2)

y=3^x+log2(x+根号2/2) y'=3^2ln3+﹝1/(x+根号2/2)ln3﹞·(x+根号2/2)'=3^2ln3+﹝1/(x+根号2/2)ln3﹞

y=3^x+log以2为底的x+sin(π/4)
y'=3^x ln3+(lnx/ln2)'+0
y'=3^xln3+1/(xln2)