Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{5n2}
A. Arithmetic; d = 5
B. Geometric; r = 5
C. Geometric; r = 
D. Neither
Answer: D
Mathematics
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The weight w, in pounds, of a certain animal at age t years is given by
.
?
The formula is valid for ages up to 10 years. What age gives a weight of 11 pounds? Round your answer to two decimal places if necessary.
?
A. That weight is never achieved. B. 5.93 years C. 4.13 years D. 2.49 years
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Find the area of the specified region.Inside the circle r = -6 sin ? and outside the circle r = 3
A. 
(4? - 3
)
B. 
?
C. 
(2? + 3
)
D. 3?
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Solve the equation after making an appropriate substitution.3(x + 1)2 + 13(x + 1) + 4 = 0
A. 
B. 
C. 
D. 
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Solve the absolute value equation.
= -6
A. x = - 
B. x = - 
, 
C. no solution
D. x = 
Mathematics