Solve
tan
-
1
2
x
1
-
x
2
+
c
o
t
-
1
1
-
x
2
2
x
=
2
π
3
,
x
>
0
Matching exercise
Match the items on the right to the items on the left.
Check
OK
Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Step 7
Step 8