Determine whether the argument is valid or invalid.If you are infected with the measles, then it can be transmitted. The results are grave and it cannot be transmitted. Therefore, if the results are not grave, then you are infected with the measles
A. Invalid
B. Valid
Answer: B
Mathematics
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Construct a pie chart representing the given data set.Main form of exercise for employees of one company:None:28%Walking:19%Running:6%Golf:11%Weight Training:25%Other:11%
A. 
B. 
C. 
D. 
Mathematics
Determine the period and range for the function.y = 
sin x
A. period: ?; range: 
B. period: 2?; range: 
C. period: 2?; range: (-?, ?)
D. period: ?; range: 
Mathematics
Solve the system by elimination. x + 9y = -36 7x + 10y = -40
A. {(1, -5)} B. ? C. {(0, -4)} D. {(4, 0)}
Mathematics
Determine whether the following is a difference of squares.81 - y2
A. No B. Yes
Mathematics