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Math Drills
Complex numbers
Complex arithmetic
Practice 1
Complex numbers
Complex arithmetic
1 / 5
Standard
Calculate.
(
3
+
2
i
)
(
2
−
5
i
)
\left(3 + 2i\right)\left(2 - 5i\right)
(
3
+
2
i
)
(
2
−
5
i
)
1
−
4
−
11
i
-4 - 11i
−
4
−
11
i
2
16
−
11
i
16 - 11i
16
−
11
i
3
16
+
11
i
16 + 11i
16
+
11
i
4
−
4
+
11
i
-4 + 11i
−
4
+
11
i
Answer
