Solve the problem.The length of the diagonal of a rectangle is given by 
where L and W are the length and width of the rectangle. What is the length of the diagonal, D, of a rectangle that is 68 inches long and 41 inches wide? Round your answer to the nearest tenth of an inch, if necessary.
A. 10.4 in.
B. 79.4 in.
C. 52.8 in.
D. 54.2 in.
Answer: B
Mathematics
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Perform the indicated operation and, if possible, simplify. Assume that all variables represent positive real numbers. 9
+ 9
A. 18
B. 9
C. -27
D. 27
Mathematics
Determine the row operation that was used on the first matrix to obtain the second matrix.
, 
What will be an ideal response?
Mathematics
Decide whether or not the number is a zero of the polynomial.P(x) = -x4 - 4x2 - x + 7; 3
A. No B. Yes
Mathematics
Identify the sampling technique used to obtain a sample.Of all the fishermen on a lake, the game warden chooses to check the fishing license only of the first person that returns to the boat dock.
A. Systematic sampling B. Cluster sampling C. Convenience sampling D. Stratified sampling
Mathematics