求f(x)=sin(x/2)+cos(x/2)的单调增区间

f'(sin^2x)=cos^2x,求f(x)f'((sin^x)^2)=(cos^x)^2 f'(sin x)=1-cos x 求f''(x) f(sin x)=3-cos 2x,求f(cos x)=? f(sin x)=cos 2x +1 求 f(cos x) f(sin x)=3-cos 2x求f(cos x) f（x）=sin x +cos x +sin x * cos x ,求值域 f(x)=cos(2x+60)+sin^2x 求f(x)的值域 求f(x)=|sin x|+|cos x|的周期 设f(sin x/2 )-1+cos x ,求f(x)、f(cos x/2 ). f(x)=2cos^2 x+2sin x cos x 求f(x)的最大值和最小值 f'(cos^2x)=sin^2x ,f(0)=0,求f(x) 已知tan=2,求(cos x+sin x)/(cos x-sin x)+sin^2x 求f(x)=x-sin(x/2)cos(x/2)的导数 f'[sin^2(x)]=cos^2(x),求f(x)用不定积分 f（sin^2 x）导数=cos^2 x求f(x) 已知f(x)=cos^2x/1+sin^2x求f'(π/4)求导 已知sin(x)+3cos(x)=2,求sin(x)-cos(x)/sin(x)+cos(x)=? f(x)=cos(2x)+2sin(x)化简