EEITG11D Oral Quiz 5
Authored by Reyman Evangelista
Mathematics
University
Used 1+ times
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify: (3+2i)^5
597 + 122i
597 - 122i
-597 + 122i
-597 - 122i
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If A = 4+j3, B = 6e^(j0.225) and C = 4cis(-70 degrees), then evaluate the value of A + 2B - 3C. Express your answer in rectangular form with 3-decimal places.
11.59 + j16.95
11.59 - j16.95
-11.59 + j16.95
-11.59 - j16.95
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Solve for y in the equation below:
2x+5y + (3x - 10y)i = 15 + 18i
9/35
-9/35
48/7
-48/7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify: i^2020 + i^2021 + i^2022 + i^2023 + i^2024
0
1
i
-i
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Find the principal cube root of 8 + 27i.
2.77 + 1.26i
2.77 - 1.26i
-2.77 + 1.26i
-2.77 - 1.26i
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify (1 + i)^(1 - i)
2.81 + 1.32i
2.81 - 1.32i
-2.81 - 1.32i
-2.81 + 1.32i
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Simplify the expression ln(2-3i).
1.28 - 0.98i
-1.28 - 0.98i
1.28 + 0.98i
-1.28 + 0.98i
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