Simplify.
(9 +21i) + (-7 - 15i)
Adding and Subtracting Complex Numbers
11th Grade
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Adding and Subtracting Complex Numbers
Quiz
•
Mathematics
•
11th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2+6i
-2-6i
16+36i
-16-36i
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify.
(-6 - 4i) + (1 + 4i) = _______
-5
-5+i
-7-8i
5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify.
(-10 + 4i) - (15 - 14i)
-25+18i
25-18i
5-10i
-5+10i
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
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