设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/24 07:36:58
设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)设f(sin^2x)等于cos2x+tan^2x
设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)
设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)
设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)
设f(sin^2x)等于cos2x+tan^2x,当0<x<1时,求f(x)
设函数f(cos2x)=2sin∧2x,则f(1/2)=
高数补考…设F(X)=SIN^2×X-COS2X+COTX/2-LN2,求F'(X)
已知f(sin-1)=cos2x+2,求f(x)
sin^2x等于多少?1+cos2x等于多少?
设f(sin x)=cos2x+1,求f(cos x).
如果f(sinx)=3-cos2x,则f(cosx)等于多少?又请问:如何证明cos2x=cos^2x-sin^2x
化简f(x)=(1+cos2x)sin^2x
[sin^2(x)-cos^2(x)] 为什么等于-cos2x
已知f(x)=sin(2x+л/3)+sin(2x-л/3) g(x)=根号三cos2x (1)设已知f(x)=sin(2x+л/3)+sin(2x-л/3) g(x)=根号三cos2x(1)设h(x)=f(x)g(x)求h(x)单调递增区间
设函数f(x)=sin平方x-cos2x,求f(x)的最大值及最小正周期,若tan@=1/2,求f(@)
f(sinx)=2sin²x-cos2x
设f(x)=(1+cos2x)/2sin(π/2-x)+sinx+a^2sin(x+π/4)的最大值为√2+3,则常数a=
为什么SIN(2X+ π/2)等于COS2X
设函数f(x)=sin(2x-π/2),x∈R,则f(x)是奇函数还是偶函数?为何由f(x)=sin(2x-90°)=-sin(90°-2x)=-cos2x知f(x)为偶函数?我说为什么,是-cos2x=f(-x)吗?
数学题已知A等于(2sin x,1);B等于(cos x,1-cos2x).函数f(x)为A*B (x属于R) ...数学题已知A等于(2sin x,1);B等于(cos x,1-cos2x).函数f(x)为A*B (x属于R)求函数f(X)的最小周期,最大值和最小值求函数f(x)的单掉递
设f(x)=(sin^4 x-cos^4 x-5)/(cos2x+2). (a)证明f(x)= 3/(2 sin^2 x-3) -1 (b)求f(x)的范围
2.设f(x)=(sin^4 x-cos^4 x-5)/(cos2x+2).(a)证明f(x)= 3/(2 sin^2 x-3) -1 (b)求f(x)的范围