Simplify.-7 + 6 - 18
A. 17
B. -19
C. 5
D. 19
Answer: B
Mathematics
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Factor the trigonometric expression.16 csc2? + 24 csc ? + 9
A. (4 csc ? - 3)2 B. (4 csc ? + 3)2 C. (16 csc ? + 1)(csc ? + 9) D. (4 csc2? + 3)(4? - 3)
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Find a Hamilton circuit in the graph that begins with the specified edge. 
Edge "BF"
A. "BFDCA" B. "BFDCEAB" C. "BFEDCAB" D. "BFDBAEB"
Mathematics
Find the requested value.f(8) for f(x) = 
A. -32 B. 56 C. 64 D. 9
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Find the local extrema of the function, if they exist.f(x) = 
A. Local minimum at (0, -4) B. No local extrema exist C. Local maximum at (0, -4) D. Local maximum at (0, 4)
Mathematics