Home > A2C > Chapter Ch3 > Lesson 3.2.2 > Problem 3-115
3-115.
If
Substitute
for and simplify.
Refer to part (a).
Refer to part (a).
What value of
gives ? Substitute
for and solve for . Where does the graph of this function cross the
-axis? The -axis? A function crosses the
-axis at , and a function crosses the -axis at . If
, find .
Use the eTool below to find the value of each expression in parts (a) through (c).
Click on the link at right for the full eTool version: 3-115 HW eTool