已知函数f(x)=2sinxcosx+sin^2x-cos^2x1求f(x)递增区间2去f(x)当x属于【0,π/2】时的值域

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 14:16:47
已知函数f(x)=2sinxcosx+sin^2x-cos^2x1求f(x)递增区间2去f(x)当x属于【0,π/2】时的值域
x){}K}6uC=tgU$WhqF@62| eä=r}aONxqޓ]}&o7z0mg$ف|X^

已知函数f(x)=2sinxcosx+sin^2x-cos^2x1求f(x)递增区间2去f(x)当x属于【0,π/2】时的值域
已知函数f(x)=2sinxcosx+sin^2x-cos^2x
1求f(x)递增区间
2去f(x)当x属于【0,π/2】时的值域

已知函数f(x)=2sinxcosx+sin^2x-cos^2x1求f(x)递增区间2去f(x)当x属于【0,π/2】时的值域
①函数f(x)=2sinxcosx+sin^2x-cos^2x
=sin2x-cos2x=√2sin(2x-π/4)
2kπ-π/2