Find the reference angle 
, and sketch 
and in standard position.
?
?
A. 
B.
C.
D.
E.
Answer: D
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One period of the given function is defined below. Determine whether the function is even, odd, or neither.
A. Odd B. Neither C. Even
Provide an appropriate response.Given the transition matrix: 
A B C DP = 
P4 = 
Find the probability of going from state D to state A in four trials.
A. 0.0396 B. 0 C. 0.3518 D. 0.0288
Identify the angles that are congruent.
A. ?AOC ? ?COA; ?BOD ? ?DOB B. ?AOB ? ?BOC; ?AOD ? ?COD C. ?AOB ? ?COD; ?AOD ? ?BOC D. ?AOD ? ?AOB; ?COD ? ?BOC
Solve the equation in part (a) graphically, expressing the solution to the nearest hundredth. Then, use the graph to solve the associated inequalities in parts (b) and (c), expressing endpoints to the nearest hundredth.(a) 
= 0; (b) 
> 0; (c) 
< 0
A. (a) {8.5} (b) (8.5, ?) ? (-?, -1.14) (c) (-1.14, 2.92) B. (a) {-2.77} (b) (2.92, ?) (c) (-?, 2.92) C. (a) {-1.14} (b) (-1.14, ?) (c) (-?, -1.14) D. (a) {2.92} (b) (2.92, ?) ? (-?, -1.14) (c) (-1.14, 2.92)