____________________
x
=
1
/
csc
x
cos
x
=
1
/
____________________
x
____________________
x
=
1
/
cot
x
csc
x
=
1
/
____________________
x
____________________
x
=
1
/
cos
x
cot
x
=
1
/
____________________
x
tan
x
=
____________________
x
/
cos
x
____________________
x
=
cos
x
/
sen
x
tan
x
=
____________________
x
/
csc
x
cot
x
=
csc
x
/
____________________
x
cos
x
=
cot
x
/
____________________
x
sen
x
=
____________________
x
/
sec
x
sen^2
x
+
____________________
x
=
1
1
-
____________________
x
=
cos^2
x
1
-
cos^2
x
=
____________________
x
____________________
x
-
tan^2
x
=
1
1
+
sec^2
x
=
____________________
x
1
+
tan^2
x
=
____________________
x
csc^2
x
-
____________________
x
=
1
1
+
____________________
x
=
cot^2
x
1
+
____________________
x
=
csc^2
x
