Home > INT3 > Chapter 4 > Lesson 4.4.1 > Problem4-107

4-107.

Express each value below as a real or complex number in the form a + bi.

1. $\sqrt { - 49 }$

$7i$

1. $\sqrt { - 2 }$

1. $(4i)^2$

1. $(3i)^3$

$-27i$