Write the augmented matrix for the system.4x + 9y = 618y = 40
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the definite integral. Express the answer in terms of natural logarithms.
A. 
ln
B. 
ln
C. ln
D. ln 2
Mathematics
Solve the problem.How many liters (L) of a 10% silver iodide solution must be mixed with 3 L of a 4% silver iodide solution to get a 6% solution?
A. 0.5 L B. 1.5 L C. 2.5 L D. 3 L
Mathematics
Find the first year's depreciation using the MACRS method of depreciation and the MACRS depreciation rates table. Round to the nearest dollar.MACRS Depreciation Rates 
Cost:$9510Recovery period:5 years
A. $1902 B. $4227 C. $1359 D. $3170
Mathematics
Combine like terms to simplify the expression.p3 - p2q + 8p2q + q3
A. p3 + 7p2q + q3 B. p3 + 9p2q + q3 C. 7p5q4 D. p3 + 7p2 + 7q + q3
Mathematics