matlab求解导数y=ln((2tanx+1)/(tanx+2)),y=sin(e^(x^2+3x-2))

y1 = 'log((2*tan(x)+1)/(tan(x)+2))' %log在matlab中求自然对数
y11=diff(y1) %求导
simple(y11) %化简
y2 = 'sin(e^(x^2+3*x-2))'
y21=diff(y2)
simple(y21)