Complex Numbers
ACT · Flashcards · Application
ACT · FLASHCARDS
Card 1
of 57
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
Express
−
2
i
-2i
−
2
i
as a complex number in standard form.
QUESTION
What is the result of dividing
3
+
4
i
3 + 4i
3
+
4
i
by
1
+
i
1 + i
1
+
i
?
QUESTION
What is the sum of
3
+
4
i
3 + 4i
3
+
4
i
and
5
+
2
i
5 + 2i
5
+
2
i
?
Tap to flip before you grade
ANSWER
8
+
6
i
8 + 6i
8
+
6
i
. Add real parts and imaginary parts separately.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card