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已知为锐角,则tan(x-y)=A.B.C.D.
试题详情
已知
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAQ8AAAAjCAYAAACKNo/HAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
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r9EzYgAAAABJRU5ErkJggg==
)
为锐角,则tan(x-y)=( )
A.
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jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAGASURBVFhH7ZdLroMwDEW9LgZZDvPshDELYZqF
dJCl+CWGAPliQ9onVUWqVJHEx/fG+QAofAAAn/48EoRcgvZ4xFG+BGz0MW/aNJ0sKrYzKlA429pQ
gzppB/SDAowCAKp6hHyO96TrYKN9QcbtYI3Bc6J2Vghqjt6ddZTnOFe0j3GJacfIFafueAXdwA5I
bjLAXrHIakq8rNho7VrK7clycgEaamnhF9dxAUwWBzsvFB8ZbgOWcav2cZ8QHtjirMo7XEhmV+wt
TlfSsiwEnAbAYXrRfx44K5xKcTlbonmNbHJBSPmquhuYlk+28YeiODIfXR+vOgNvaz/EKO8/jKqu
7T2vaUAYpv85JLzqLzkkav6+8b1z7vmNQhqDVscbRTVD/8As56NN5+JQqQW8YfX1CcbJXg5O93EO
pdBHCD4fd/l+LslBCD5Cly5wHwF7CBXZxXW4Y3GdQ90vtNtWr/hwi5SYvPZ9BDa69fXQTkYGZt02
eOplYF5MVq8fmGVTj05/sWU+QF4SZgwAAAAASUVORK5CYII=
)
B.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACYAAAAkCAYAAADl9UilAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
C.
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jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAG5SURBVFhH7ZhBEoMgDEU5lwuO456buPYgbjlI
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rLHQ9luPenCr8WvpER0mUHRuwG57L3N6Cngb2rtYvPn4Jejee1gK1LcWjG2ze0v96JwulZyeCUG5
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d5V6io0H3UNr6ZMzBSKidEyL9W7XdR3CNpWBqnnhfx50USjnCpF1goWlzPI4W9oAgIoPaj8CGre4
oglKBTQrVgebqHYBPe7taQ76bDqZ0yyltw6yxf1XU4GpmnsaJk7byGAkTaLaUiLsFqKUkxSF1Hyq
0J+u0vq5S9CcdJK2wV1IKnrNeTJojiqacFu+fl9pDRWzA+mgwXqI0sedIEc43fRY9yUcQsJGEXrZ
cpb9yRl+RegZi3pZfTx0BMSCPPjk8JBCXGJ8XpRfSY8BPb1tn0mMwfZr0N7tfVXaD0QPmvWWwlNd
D5rHw7L6Q7NkEjD6SaXf7LdekM46zYgAAAAASUVORK5CYII=
)
D.
相关试题
-
已知
为锐角,则tan(x-y)=( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAkCAYAAACe0YppAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAGASURBVFhH7ZdLroMwDEW9LgZZDvPshDELYZqF
dJCl+CWGAPliQ9onVUWqVJHEx/fG+QAofAAAn/48EoRcgvZ4xFG+BGz0MW/aNJ0sKrYzKlA429pQ
gzppB/SDAowCAKp6hHyO96TrYKN9QcbtYI3Bc6J2Vghqjt6ddZTnOFe0j3GJacfIFafueAXdwA5I
bjLAXrHIakq8rNho7VrK7clycgEaamnhF9dxAUwWBzsvFB8ZbgOWcav2cZ8QHtjirMo7XEhmV+wt
TlfSsiwEnAbAYXrRfx44K5xKcTlbonmNbHJBSPmquhuYlk+28YeiODIfXR+vOgNvaz/EKO8/jKqu
7T2vaUAYpv85JLzqLzkkav6+8b1z7vmNQhqDVscbRTVD/8As56NN5+JQqQW8YfX1CcbJXg5O93EO
pdBHCD4fd/l+LslBCD5Cly5wHwF7CBXZxXW4Y3GdQ90vtNtWr/hwi5SYvPZ9BDa69fXQTkYGZt02
eOplYF5MVq8fmGVTj05/sWU+QF4SZgwAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACYAAAAkCAYAAADl9UilAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC0AAAAkCAYAAAAdFbNSAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAG5SURBVFhH7ZhBEoMgDEU5lwuO456buPYgbjlI
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rLHQ9luPenCr8WvpER0mUHRuwG57L3N6Cngb2rtYvPn4Jejee1gK1LcWjG2ze0v96JwulZyeCUG5
4ENW6fWKRuXEoAMsruLN0FHpU+mBQdNKe+fCCD1+KT1yoYPzHZXxUCD3aQIa0yLNfqPSszKjs64e
d5V6io0H3UNr6ZMzBSKidEyL9W7XdR3CNpWBqnnhfx50USjnCpF1goWlzPI4W9oAgIoPaj8CGre4
oglKBTQrVgebqHYBPe7taQ76bDqZ0yyltw6yxf1XU4GpmnsaJk7byGAkTaLaUiLsFqKUkxSF1Hyq
0J+u0vq5S9CcdJK2wV1IKnrNeTJojiqacFu+fl9pDRWzA+mgwXqI0sedIEc43fRY9yUcQsJGEXrZ
cpb9yRl+RegZi3pZfTx0BMSCPPjk8JBCXGJ8XpRfSY8BPb1tn0mMwfZr0N7tfVXaD0QPmvWWwlNd
D5rHw7L6Q7NkEjD6SaXf7LdekM46zYgAAAAASUVORK5CYII=
)
D.
-
已知
为锐角,则tan(x-y)=( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAkCAYAAACe0YppAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAGASURBVFhH7ZdLroMwDEW9LgZZDvPshDELYZqF
dJCl+CWGAPliQ9onVUWqVJHEx/fG+QAofAAAn/48EoRcgvZ4xFG+BGz0MW/aNJ0sKrYzKlA429pQ
gzppB/SDAowCAKp6hHyO96TrYKN9QcbtYI3Bc6J2Vghqjt6ddZTnOFe0j3GJacfIFafueAXdwA5I
bjLAXrHIakq8rNho7VrK7clycgEaamnhF9dxAUwWBzsvFB8ZbgOWcav2cZ8QHtjirMo7XEhmV+wt
TlfSsiwEnAbAYXrRfx44K5xKcTlbonmNbHJBSPmquhuYlk+28YeiODIfXR+vOgNvaz/EKO8/jKqu
7T2vaUAYpv85JLzqLzkkav6+8b1z7vmNQhqDVscbRTVD/8As56NN5+JQqQW8YfX1CcbJXg5O93EO
pdBHCD4fd/l+LslBCD5Cly5wHwF7CBXZxXW4Y3GdQ90vtNtWr/hwi5SYvPZ9BDa69fXQTkYGZt02
eOplYF5MVq8fmGVTj05/sWU+QF4SZgwAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACYAAAAkCAYAAADl9UilAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC0AAAAkCAYAAAAdFbNSAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
D.
-
已知sinx-siny=-
,cosx-cosy=
且x,y为锐角,则tan(x-y)=________.
-
已知sinx-siny=-
,cosx-cosy=
且x,y为锐角,则tan(x-y)=________.
-
已知sinx-siny=-
,cosx-cosy=
且x,y为锐角,则tan(x-y)=________.
-
已知sinx-siny=-
,cosx-cosy=
且x,y为锐角,则tan(x-y)=________.
-
已知sinx-siny=-
,cosx-cosy=
且x,y为锐角,则tan(x-y)=________.
-
已知tan(x-y)=2,tan
=3,则tan
=( )
A.-2
B.2
C.-1
D.1
-
已知
,
,且x,y为锐角,则sin(x-y)=________.
-
已知
,
,且x,y为锐角,则sin(x-y)=________.