Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
cot (cos-1 u)
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Factor out the common binomial factor as the GCF.(9w + 7)(w + 3) + (w + 1)(w + 3)
A. 2(2w + 6)(5w + 4) B. (w + 3)(10w + 1) C. 2(w + 3)(5w + 4) D. (w + 3)(10w + 8)
Mathematics
Complete the square to write the equation in the form 
- 
= 1 or 
- 
= 1. x2 - y2 - 6x + 6y - 1 = 0
A. 
- 
= 1
B. (x - 3)2 + (y - 3)2 = 1
C. (y - 3)2 - (x - 3)2 = 1
D. (x - 3)2 - (y - 3)2 = 1
Mathematics
Round the number as indicated.1627 to the nearest thousand
A. 3000 B. 1890 C. 2000 D. 2100
Mathematics
State whether the graph is that of an arithmetic sequence or a geometric sequence.
A. Arithmetic B. Geometric
Mathematics