f(sin x)=cos 2x +1 求 f(cos x)

f'(sin x)=1-cos x 求f''(x) f(sin x)=cos 2x +1 求 f(cos x) 设f(sin x/2 )-1+cos x ,求f(x)、f(cos x/2 ). f'(sin^2x)=cos^2x,求f(x)f'((sin^x)^2)=(cos^x)^2 已知f(x)=cos^2x/1+sin^2x求f'(π/4)求导 f(sin x)=3-cos 2x,求f(cos x)=? f(sin x)=3-cos 2x求f(cos x) 已知f(sin x/2)=cosx+1,求f(cos x/2)=? f（x）=sin x +cos x +sin x * cos x ,求值域 求值域 f(x)=2sin^2(x)-cos^2(x)+2sinxcosx-1 求下列函数的奇偶性f(x)=(1+sin x-cos x)/(1+cos x+sin x),x属于[(-π/2),(π/2)] f'(cos^2x)=sin^2x ,f(0)=0,求f(x) f(x)=cos(2x+60)+sin^2x 求f(x)的值域 化简f(x)=2cos(x/2)·(sin(x/2)+cos(x/2))-1(1)化简f(x);(2)求f(π/12)的值 f(x)=2cos^2 x+2sin x cos x 求f(x)的最大值和最小值 求f(x)=|sin x|+|cos x|的周期 若f'(cos²x)=1+2sin²x,且f(0)=1,求f(x) 设f=[sin(2/x)]=1+cosx,求f(x),f[cos(2/x)].如题!