Evaluate the expressing using a unit circle or state that the quantity is undefined. All angles are in radians.cos 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the limit.
e-x2 - y2
A. 1 B. 0 C. e-8 D. e8
Mathematics
Solve the problem.Joe is buying some kitchen equipment for his new apartment. The total cost is 
and he places a down payment of 
There is add-on interest of 3%. Find the total interest Joe will pay if it takes him 
to pay for his purchase?
A. $19,440.00 B. $194.40 C. $97.20 D. None of the above is correct.
Mathematics
Solve the rational inequality.
< 0
A. (-?, ?) B. (-1, ?) C. No solution D. (-5.35, ?)
Mathematics
Use the bar graph to answer the question.The bar graph illustrates the numbers of certain grades earned in Mathematics 100. How many grades of D were earned?
A. 3 B. 10 C. 5 D. 8
Mathematics