Simplify:
(10+ 15i)-(48 - 30i)
(10+ 15i)-(48 - 30i)
Simplifying Imaginary
9th - 11th Grade
•19 Qs
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Simplifying Imaginary
Quiz
•
Mathematics
•
9th - 11th Grade
•
Hard
Barbara White
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
58 - 45i
58 - 15i
-38 - 15i
-38 + 45i
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplify:
(7 + 2i)(9 - 6i)
(7 + 2i)(9 - 6i)
75-24i
63 - 24i - 12i2
51 - 24i
58 + 60i
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
10
-10
10i
-10i
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What does i2 = ?
-1
√-1
1
-√1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify
√-25
√-25
-5i
5
5i
-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
3√-81
3√-81
-27
3i√3
27i
9i
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify:
√-108
√-108
3i√6
3i√20
6i√3
20i√3
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