Find the first term, the common difference, and give a recursive formula for the arithmetic sequence.9th term is -14; 14th term is -29
A. a1 = 10, d = 3, an = an-1 + 3
B. a1 = 13, d = -3, an = an-1 - 3
C. a1 = 10, d = -3, an = an-1 - 3
D. a1 = 13, d = 3, an = an-1 + 3
Answer: C
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A. y = 3x -9
B. y = 
x + 
C. y = 
x + 5
D. y = 3x + 7
Provide an appropriate response.Suppose ?PQR ? ?ABC, where ?ABC is shown below. Find PQ.
A. 5 B. Cannot be determined C. 3 D. 4
Find the exact value by using a half-angle identity.tan 
A. -2 + 
B. 2 - 
C. 2 + 
D. -2 - 
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