Solve the problem.In recent years, many states have passed laws against smoking in public buildings. The total number of states N that have passed a no smoking in public buildings law, t years after 1989 is given by the function, N(t) = 
. How many states had passed the law in 1989?
A. 0
B. 1.136
C. 2.273
D. 0.227
Answer: C
Mathematics
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Predict the general, or nth term, an, of the sequence.-3, 9, -27, 81, . . .
A. -3 + (-3)n B. -9n-1 C. -3(-3)n D. -3(-3)n-1
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Complete the puzzle, as instructed.Insert numbers so that all rows, columns, and diagonals sum to the same constant.
A. 
B. 
C. 
D. 
Mathematics
Simplify.13!
A. 8.71782912e+10 B. 1716 C. 6.2270208e+09 D. 479,001,600
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Use the quadratic formula to solve the quadratic equation.6m2 + 4m = 0
A. ± 
B. - 
, 0
C. 0
D. 
, 0
Mathematics