函数f(x)=sin(2x-π/4)-2根号2(sinx)^2的最小正周期是
来源:学生作业帮助网 编辑:六六作业网 时间:2024/10/06 19:49:05
函数f(x)=sin(2x-π/4)-2根号2(sinx)^2的最小正周期是函数f(x)=sin(2x-π/4)-2根号2(sinx)^2的最小正周期是函数f(x)=sin(2x-π/4)-2根号2(
函数f(x)=sin(2x-π/4)-2根号2(sinx)^2的最小正周期是
函数f(x)=sin(2x-π/4)-2根号2(sinx)^2的最小正周期是
函数f(x)=sin(2x-π/4)-2根号2(sinx)^2的最小正周期是
f(x)=sin(2x-π/4)-2√2sin²x
=sin2xcosπ/4-cos2xsinπ/4-√2(1-cos2x)
=√2/2 sin2x- √2/2 cos2x +√2cos2x-√2
=√2/2 sin2x+√2/2 cos2x-√2
=sin(2x+π/4)-√2
∴最小正周期是2π/2=π
函数f(x)=2sin(x+π/4)sin(x-π/4)+sin2x的值域
已知函数f(x)=(1+1 anx)sin^2x+m sin(x+π/4)sin(x-π/4)
设函数 f(x)=sin(2x+y),(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f x=SIN(2X+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(-π
已知函数F(X)=SIN(2X+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+ φ)(-π
设函数f(x)=sin(2x+φ)(-π
函数f(x)=sin(2x+a) -π
设函数f(x)=sin(2x+ φ)(-π
函数f(x)=sin(2x+&)(-π
函数f(x)=sin(2x+t) (-π
函数f(x)=sin(2x+a)(-π