Simplify the expression. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the area of the specified region.Inside the three-leaved rose r = 6 cos 3?
A. 3?
B. 9?
C. 
?
D. 18?
Mathematics
Solve the problem.Doris has a fish pond 8 by 15 feet. She wants to put grass in a strip of uniform width around the pond. She has enough grass seed for 174 square feet. How wide will the strip be?
A. 5 ft B. 5.5 ft C. 3 ft D. 4 ft
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
Multiply.
A. 799,700 B. 79,970 C. 72,700 D. 7997
Mathematics