Find the exact values of the indicated trigonometric functions. Write fractions in lowest terms.
Find sin B and cos B.
A. sin B = 
; cos B = 
B. sin B = 
; cos B = 
C. sin B = 
; cos B = 
D. sin B = 
; cos B = 
Answer: A
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The amount G, in pounds, of grass a kangaroo will eat in a day depends on the amount V, in pounds per acre, of vegetation present. The relationship is given by
?
?
.
?
A: Make a graph of G versus V. Include vegetation levels up to 2,000 pounds per acre.B: What vegetation level will cause a kangaroo to consume 2.1 pounds in a day?C: Is the graph concave up or concave down? Explain in practical terms what this means about how the kangaroo feeds.D: What is the most a kangaroo will eat in a day no matter how much vegetation is present?
?
Round your answer to two decimal places if necessary.
?
What will be an ideal response?
Find the area of the specified region.Inside the circle r = -8 cos ? and outside the circle r = 4
A. 
?
B. 8?
C. 
(2? + 3
)
D. 
(4? - 3
)
Find the nth term of the given infinite series for which 
2 + 
+ 
+ 
+ ...
A. 
B. 
C. 
D. 
Provide an appropriate response. Find the equation of the line passing through the points (6, 3) and (7, 8).
A. y = 5x - 27
B. y = -5x + 33
C. y = 5x - 33
D. y = 
x + 