CPM Homework Help : GB8I Problem 11-129

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Home > GB8I > Chapter 11 Unit 12 > Lesson INT1: 11.2.6 > Problem 11-129

11-129.

If $f(x)=|x-3|+5$ determine each of the following values.

$f(−1)$
Hint (a):
Substitute $−1$ for the
variable $x$ .

$f ( \sqrt [ 3 ] { - 8 } )$
Hint (b):
$\text{Simplify} \,\sqrt[3]{-8}.$
Answer (b):
$10$

$x \text{ if } f(x) = 10$
Answer (c):
One of the answers is $x = 8$ . What is the other?

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