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Complex Numbers

Quiz by Daniel NIETO

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Q 1/38
Score 0
What is the square root of -9?
29
-9
3i
-3i
9

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38 questions

Show answers

Q1
What is the square root of -9?
-9
3i
-3i
9
30s
Q2
What is the square root of -25?
-5
-5i
25
5i
30s
Q3
Which of the following is the square root of -16?
-4i
4i
-4
16
30s
Q4
What is the result of square root of -64?
64
8i
-8
-8i
30s
Q5
What is the result of the square root of -36?
-6
36
6i
-6i
30s
Q6
What is the square root of -100?
10i
-10i
-10
100
30s
Q7
What is the result of square root of -49?
-7
7i
-7i
49
30s
Q8
What is the square root of -81?
-9
9i
81
-9i
30s
Q9
What is the sum of the complex numbers 1-2i and 3+4i?
4+2i
2+2i
2+6i
4-2i
30s
Q10
What is the sum of the complex numbers -3+5i and 4-2i?
1+3i
1-3i
-7+3i
7+3i
30s
Q11
What is the sum of the complex numbers 5+6i and 3-4i?
8+2i
2+10i
15+24i
8-2i
30s
Q12
What is the sum of the complex numbers 4-7i and -2+3i?
-2+10i
6-10i
2-4i
6+4i
30s
Q13
What is the sum of the complex numbers 3+2i and 2+3i?
1+1i
5+5i
2+6i
6+2i
30s
Q14
What is the sum of the complex numbers -1+3i and 2-4i?
1+7i
-3-i
1-i
-1+i
30s
Q15
What is the sum of the complex numbers 8+4i and -6+2i?
2+2i
2+6i
2-2i
14+6i
30s

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