A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = 
A. 1, 
, 
, 
, 
B. 1, 
, 
, 
, 
C. 1, 
, 
, 
, 
D. 1, 
, 
, 
, 
Answer: A
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Find the exact value under the given conditions.Given tan u = 
, with u in quadrant III, and cos v = - 
, with v in quadrant II. Find sin (u + v).
A. 
B. 
C. 
D. 
Write an algebraic equation and use it to solve the problem.The revenue of Company X triples. Then it increases by $1.5 million to its present revenue of $16.8 What was the original revenue?
A. The original revenue of Company X was $4.1 million. B. The original revenue of Company X was $5.1 million. C. The original revenue of Company X was $6.1 million. D. The original revenue of Company X was $15.3 million.
Use a sum or difference identity to find the exact value.tan 
A. 2 - 
B. 2 + 
C. -2 - 
D. -2 + 
Evaluate the expression.7 + 
A. 
B. 
C. 
D. 