Answer:
The answer if B. Hope this helps.
Step-by-step explanation:
13
−
3
+
2
i
Multiply by
−
3
−
2
i
−
3
−
2
i
to make the denominator of
13
−
3
+
2
i
real.
13
−
3
+
2
i
−
3
−
2
i
−
3
−
2
i
Combine.
13
(
−
3
−
2
i
)
(
−
3
+
2
i
)
(
−
3
−
2
i
)
Expand
(
−
3
+
2
i
)
(
−
3
−
2
i
)
using the FOIL Method.
Tap for more steps...
13
(
−
3
−
2
i
)
−
3
⋅
−
3
−
3
(
−
2
i
)
+
2
i
⋅
−
3
+
2
i
(
−
2
i
)
Simplify.
Tap for more steps...
13
(
−
3
−
2
i
)
9
−
4
i
2
Simplify each term.
Tap for more steps...
13
(
−
3
−
2
i
)
9
+
4
Reduce the expression by cancelling the common factors.
Tap for more steps...
−
3
−
2
i
11) 58 degrees for both angles
12) 72 and 108 degrees (left to right)
14) b=-3/2
I don’t have the rest I’m sorry
