Find the sum.
(5-2i) + (-7+8i)
Complex Numbers
11th Grade
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Complex Numbers
Quiz
•
Mathematics
•
11th Grade
•
Hard
Anthony Clark
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-2+6i
12+6i
-35-16i2
-35 -16i
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
(7 + 2i)(9 - 6i)
75-24i
63 - 24i - 12i2
51 - 24i
58 + 60i
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
2i - 7i + 10
-5i+10
5i
9i+10
5i+10
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply
(3i)(-2+4i)
-6+12i
-12-6i
-2+7i
12+6i
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
10
-10
10i
-10i
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply:
(4 – 3i)(7 + 2i)
22 - 13i
28 - 19i
34 - 13i
-34 - 29i
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the simplified form of (8 -3i)2?
73
16 - 6i
55 + 48i
55 - 48i
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