Operations with Complex Numbers
Algebra 2 · Flashcards
ALGEBRA 2 · FLASHCARDS
Card 1
of 49
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
What is
(
5
−
2
i
)
(
1
+
3
i
)
(5-2i)(1+3i)
(
5
−
2
i
)
(
1
+
3
i
)
in standard form?
QUESTION
What is
(
2
i
)
(
5
−
4
i
)
(2i)(5-4i)
(
2
i
)
(
5
−
4
i
)
in standard form?
QUESTION
What is
(
10
−
3
i
)
−
(
4
+
9
i
)
(10-3i)-(4+9i)
(
10
−
3
i
)
−
(
4
+
9
i
)
in standard form?
Tap to flip before you grade
ANSWER
6
−
12
i
6-12i
6
−
12
i
. Subtract real parts:
10
−
4
=
6
10-4=6
10
−
4
=
6
, imaginary parts:
−
3
−
9
=
−
12
-3-9=-12
−
3
−
9
=
−
12
.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card