Solve the problem.How many of the polygons below have nontrivial rotation of symmetry (i.e., a rotation symmetry other than 
A. 3
B. 5
C. 2
D. 4
Answer: D
Mathematics
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Find the probability.What is the probability that 8 rolls of a fair die will show three threes? Round to the nearest ten-thousandth.
A. 0.1042 B. 0.2084 C. 0.0521 D. 0.0208
Mathematics
Determine whether the function is odd, even, or neither.f(x) = 12x
A. Neither B. Even C. Odd
Mathematics
Solve the equation.
+ 3 = 6
A. {-5, 1} B. {5} C. ? D. {5, -1}
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
÷ 
A. 
B. 
C. 
D. 
Mathematics