CPM Homework Help : AC Problem 3-14

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Home > AC > Chapter 3 > Lesson 3.1.2 > Problem 3-14

3-14.

Evaluate the following expressions given the values below.

$ab+bc+ac\ \text{for}\ a=2, b=5, \text{and}\ c=3$
Hint (a):
Substitute the values given for a, b, and c into the equation.
$(2)(5)+(5)(3)+(2)(3)$
Answer (a):
$=31$

$\frac { 20 - x ^ { 2 } } { y - x }\ \text{for}\ x=-2\ \text{and}\ y=6$
Hint (b):
See the hint in part (a).

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