Describe the behavior of the function below as x approaches
.
?

?
A. f ? +? as x ? .
B. f ? 0 as x ? .
C. f ? 1 as x ? .
D. f ? -? as x ? .
E. f ? -1 as x ? .
Answer: A
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Find the absolute extreme values of the function on the interval.g(x) = 9 - 5x2, -4 ? x ? 5
A. absolute maximum is 5 at x = 0; absolute minimum is -134 at x = 5 B. absolute maximum is 18 at x = 0; absolute minimum is -71 at x = 5 C. absolute maximum is 45 at x = 0; absolute minimum is -71 at x = -4 D. absolute maximum is 9 at x = 0; absolute minimum is -116 at x = 5
Find the exact value of the expression.
A.
B.
C.
D. 2
Verify that the equation is an identity. =
What will be an ideal response?
The graph of the linear equation y1 is shown on a graphing calculator screen, along with the x-value of the x-intercept of the line. Use the screen to solve the following equation or inequality.y1 = 0
A. {-5} B. {5} C. {0} D. Cannot be determined