Solve and check your solutions.- 
x = - 
A. x = 
B. x = - 
C. x = - 
D. x = 
Answer: D
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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 75 inches long and 47 inches wide? Round your answer to the nearest tenth of an inch, if necessary.
A. 11 in. B. 59.4 in. C. 88.5 in. D. 58.4 in.
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = -x2 + 3x - 7
A. Maximum: - 
B. Maximum: - 
C. Minimum: -7
D. Minimum: - 
Perform the indicated operation. Assume that all variables are nonnegative.
+ 
+ 
+ 10
A. 142
B. 185
+ 1449
C. 19
+ 15
D. 19
+ 123
Add. Do not use a number line except as a check.- 
+ 
A. - 
B. - 
C. 
D. - 