Graph the function in the ts-plane (t-axis horizontal, s-axis vertical). State the period and symmetry of the function.s = -sec 
A. Period 4?, symmetric about the s-axis
B. Period 4?, symmetric about the t-axis
C. Period 4?, symmetric about the s-axis
D. Period 4?, symmetric about the t-axis
Answer: A
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Find the area of the shaded region in the figure. Round results to the nearest unit. Use ? ? 3.14.
A. 137 cm2 B. 55 cm C. 548 cm2 D. 55 cm2
Use both the addition and multiplication properties of inequality to solve the inequality. Graph the solution set on a number line.12x - 2 > 2(5x + 1)
A. (-?, 2]
B. [2, ?)
C. (2, ?)
D. (-?, 2)
Find the average of the numbers.What is the average of all the even integers between -12 and 6, inclusive of both?
A. -30 B. -22 C. -3 D. -2
Solve.From a 
-lb package of ground beef, a 
-lb hamburger was made. How much ground beef is left in the package?
A. 
lb
B. 
lb
C. 
lb
D. 
lb