Solve the problem.Using the floor plan below, find a path that starts in room B and passes through each doorway exactly one time.
A. B ? C ? A ? D ? E
B. B ? C ? A ? D ? E ? C ? B
C. B ? C ? A ? D ? E ? C
D. No such path exists.
Answer: C
Mathematics
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Find the probability.If you are dealt two cards successively (with replacement of the first) from a standard 52-card deck, find the probability of getting a heart on the first card and a diamond on the second.
A. 
B. 
C. 
D. 
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Provide the requested information about the circular function.Is the function y = sin x even or odd?
A. odd B. even
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Solve the equation for the interval [0, 2?).cos2x + 2 cos x + 1 = 0
A. x = 
, 
B. x = 
, 
C. x = ?
D. x = 2?
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Divide, if possible. If not possible, write "not defined."
A. 8 B. 0 C. 1 D. Not defined
Mathematics