Perform the indicated operation.-7 + 5
A. -2
B. 2
C. -12
D. 12
Answer: A
Mathematics
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Express the following logarithm as specified.ln 6125 in terms of ln 5 and ln 7
A. 6 ln 5 B. 3 ln 5 - 2 ln 7 C. -3 ln 5 - 2 ln 7 D. 3 ln 5 + 2 ln 7
Mathematics
Minimize the objective function C, subject to the given constraints. 
x ? 0, y ? 0
, 
A. C = 0 B. C = 45 C. C = 18 D. C = 27
Mathematics
Use a calculator to perform the indicated operation.14.56 + 50.5(23.9) - 3.65 ÷ 1.98 (round to two decimal places)
A. -1190.55 B. 1553.09 C. 1219.67 D. 615.08
Mathematics
Indicate whether the ordered pair is or is not a solution to the given system.
(2, -6)
A. Solution B. Not a solution
Mathematics