Find the constant that should be added to the expression to make it a perfect square.x2 - 5x + 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Don runs a charity fruit sale, selling boxes of oranges for $11 and boxes of grapefruit for $10. If he sold a total of 762 boxes and took in $8125 in all, then how many boxes of oranges did he sell?
A. 458 boxes B. 257 boxes C. 505 boxes D. 383 boxes
Mathematics
Reverse the order of integration and then evaluate the integral.
A. 
(1 - cos 3)
B. cos 3 - 1
C. 
(1 - cos 3)
D. 2(1 - cos 3)
Mathematics
Divide.1.9 ÷ 0.02
A. 96 B. 84 C. 9.5 D. 95
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.
-2
A. 
B. 
C. 
D. 
Mathematics