Find the value
sin
-
1
(
-
1
)
+
cos
-
1
1
2
+
c
o
t
-
1
(
2
)
i>
)
=
2
sin
-
1
(
2
x
-
1
)
-
π
4
Matching exercise
Match the items on the right to the items on the left.
Check
OK
step 1
step 2
step 3
step 4
