CPM Homework Help : AC Problem 8-45

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Home > AC > Chapter 8 > Lesson 8.2.1 > Problem 8-45

8-45.

Calculate the value of each expression below.

$\frac{2+\sqrt{16}}{3}$
Step (a):
First find the value of the square root, then solve.
$\frac{2+4}{3}=\frac{6}{3}$

$\frac{-1+\sqrt{49}}{-2}$
Hint (b):
First find the value of the square root, then solve.

$\frac{-10-\sqrt{5}}{2}$
Hint (c):
Use the method from part (a).
Answer (c):
$\approx-6.1$

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