Solve the problem. If the base of the log is not specified, assume that it is 10.The number of visitors to a tourist attraction (for the first few years after its opening) can be approximated by 
where x represents the number of months after the opening of the attraction. Find the number of visitors 4 months after the opening of the attraction.
A. 52 visitors
B. 70 visitors
C. 90 visitors
D. 54 visitors
Answer: B
Mathematics
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6 ?c? AExpress angle A in terms of c. Use one of the inverse trig functions tan-1, sin-1, or cos-1.
A. A = sin-1 
B. A = sin-1 
C. A = cos-1 
D. A = cos-1 
Mathematics
Find the inverse of the function.f(x) = 6x3 + 5
A. f-1(x) = 
- 5
B. Not a one-to-one function
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Write the standard form of the equation of the circle with radius r and center (h, k).r = 
; (h, k) = (0, 8)
A. (x - 8)2 + y2 = 121 B. (x + 8)2 + y2 = 121 C. x2 + (y - 8)2 = 11 D. x2 + (y + 8)2 = 11
Mathematics
Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Mathematics