Graph the unit circle using parametric equations with your calculator set to degree mode. Use a scale of 5. Trace the circle to find all values of t between 0° and 360° satisfying the statement.
?
?
A. 125°, 305°
B. 140°, 315°
C. 140°, 310°
D. 135°, 310°
E. 135°, 315°
Answer: E
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Solve the problem.The sales of a mature product (one which has passed its peak) will decline by the function S(t)= S0e-at, where t is time in years. Find the sales after 16 years if 
and 
A. 98,675 products B. 2,062,820 products C. 1952 products D. 3903 products
Determine if the data in the table are linear or nonlinear.
A. nonlinear B. linear
Solve each system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
A. x = 5, y = 3, z = 9 B. x = -5, y = 9, z = 10 C. x = 5, y = 9, z = 3 D. Inconsistent
If f(3) = 5 + a and (3, -1) is on the graph of f, find a.Enter your answer as just an integer, no variables.
Fill in the blank(s) with the appropriate word(s).