Solve.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 1982 is given by the functionN(t) = 
How many states had passed the law in 1982? Round to the nearest whole number.
A. 4
B. 3
C. 1
D. 0
Answer: B
Mathematics
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Provide an appropriate response.Solve the quadratic equation using the quadratic formula: 25x2 = 9
A. x = 
i, - 
i
B. x = 
, - 
C. x = 
, - 
D. x = 
, - 
Mathematics
Provide an appropriate response.Find the value of cos ? if tan ? = - 
and given that the terminal side of ? lies in Quadrant II.
A. 
B. - 
C. - 
D. 
Mathematics
Factor completely.x2 + 9xy + 14y2
A. x(x + 9y + 14y2) B. (x + 7y)(x - 2y) C. (x + 7y)(x + 2y) D. (x - 7y)(x - 2y)
Mathematics
Solve the inequality and graph the solution set.
? 2
A. 
B. 
C. 
D. 
Mathematics