CPM Homework Help : A2C Problem 9-78

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Home > A2C > Chapter 9 > Lesson 9.2.1 > Problem 9-78

9-78.

Calculate the value of each expression below.

$\sqrt { - 49 }$

Answer (a):

$7i$

$\sqrt { - 2 }$

Answer (b):

$\textit{i}\sqrt{2}$

$\left(4i\right)^{2}$

Answer (c):

$−16$

$\left(3i\right)^{3}$

Answer (d):

$−27i$

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