Download 1-7 Algebra 2 materials

Practice
Powers of I
Evaluate the following powers of i. Show work!
1. i63
2. i94
3. i77
4. i52
5. i118
6. i41
7. i176
8. i79
Examples
Powers of I
Evaluate the following powers of i. Show work!
1. i86
2. i52
3. i39
4. i73
5. i124
6. i65
7. i19
8. i106
Examples
Multiplying Complex Numbers
Simplify by multiplying the following complex numbers. Show work!
Answers must be in standard form!
1. (-9i)(7i)
2. (-i)(-13i)(-11i)
3.
4. 9i(-6 + 7i)
-8(15 – 7i)
5. (3 – 4i)(7 + 2i)
6. (-5 – 3i)(-5 + 3i)
7. (2 + 9i)(2 – 9i)
8. (-4 + 6i)(8 – 4i)
Examples
Dividing Complex Numbers
Simplify by rationalizing the denominator. Show work!
1.
4i
3 + 2i
2.
-6i
-5 - 3i
3.
7+i
-5i
4.
-2 – 8i
4i
5.
4 – 5i
-1 + 3i
6.
-6 + 7i
5- i