Solve the problem.Kristin switched from drinking 4 cups of drip coffee per day to drinking 4 cups of decaffeinated coffee per day. How many fewer grams of caffeine is she consuming each week? Assume that a cup of drip coffee contains 97 mg of caffeine and a cup of decaffeinated coffee contains 4 mg of caffeine.
A. 26.04 g
B. 0.372 g
C. 3.72 g
D. 2.604 g
Answer: D
Mathematics
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Reduce 
to lowest terms. Simplify improper fractions to mixed numbers.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.In right triangle ABC, with right angle C, side a = 9, b = 12, and c = 15, find the sin A expressed as a fraction in lowest terms.
Fill in the blank(s) with the appropriate word(s).
Mathematics
The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct.
?
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Find the exact value of the indicated trigonometric function of ?.sin ? = 
, sec ? < 0Find cos ? and tan ?.
What will be an ideal response?
Mathematics