Write the first four terms of the sequence.an = 
A. a1 = 
, a2 = 
, a3 = 
, a4 = 
B. a1 = 
, a2 = 
, a3 = 
, a4 = 
C. a1 = 
, a2 = 
, a3 = 
, a4 = 
D. a1 = 
, a2 = 
, a3 = 
, a4 = 
Answer: B
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Express the set using the roster notation. The set of natural numbers greater than 14.
A. {14,15,16,...} B. {15,16,17} C. {15,17,19,...} D. {15,16,17,...}
Two sides of a right triangle ABC (C is the right angle) are given. Find the indicated trigonometric function of the given angle. Give exact answers with rational denominators.Find csc B when a = 7 and b = 4.
A. 
B. 
C. 
D. 
Solve the triangle.A = 60°, B = 20°, a = 5
A. C = 100°, b = 5.69, c = 0.97 B. C = 100°, b = 5.69, c = 1.97 C. C = 100°, b = 2.97, c = 5.69 D. C = 100°, b = 1.97, c = 5.69
Solve the problem.Suppose the monthly cost for manufacturing bar stools is C(x) = 529 + 23x, where x is the number of bar stools produced each month. Find and interpret the marginal cost for the product.
A. $529 per bar stool; Manufacturing one additional bar stool decreases the cost by $529. B. $23 per bar stool; Manufacturing one additional bar stool increases the cost by $23. C. $529 per bar stool; Manufacturing one additional bar stool increases the cost by $529. D. $23 per bar stool; Manufacturing one additional bar stool decreases the cost by $23.