Use the appropriate addition formula to find the exact value of the expression.cos 

A.
B.  + 
C.  - 
D.


Answer: A

Mathematics

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Find the indicated term of the sequence.The fifth term of the geometric sequence whose first term is 8 and whose common ratio is -4

A. 2048 B. -2048 C. -8192 D. 256

Mathematics

Find the vertices and asymptotes of the hyperbola. ?   ?

A. ?vertices: (0, ±3)          asymptote: 
B. ??vertices: (0, ±3)          asymptote: 
C. ?vertices: (±3, 0)          asymptote: 
D. ??vertices: (±3, 0)          asymptote: 
E. ?vertices: (±3, 4)          asymptote: 

Mathematics

Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2 ÷ 1

A. 1 
B. 1 
C. 2 
D. 1

Mathematics

Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this.6 log x = (log x)2

A. 0, 1,000,000 B. 1,000,000 C. 1, 1,000,000 D. No solution

Mathematics