For problems 1-15, evaluate or simplify each expression.
A. 
B. 
C. 
D. 
E. none of these
Answer: A
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Solve. Answer with a complete sentence.Find the area of a rectangle measuring 4.2 yards by 13.71 yards.
A. The area of the rectangle is 17.64 square yards. B. The area of the rectangle is 115.164 square yards. C. The area of the rectangle is 17.91 square yards. D. The area of the rectangle is 57.582 square yards.
Determine whether the ordered pair is a solution of the inequality.(1, -1); 2x - 4y ? 6
A. Yes B. No
A company manufactures two products, A and B. If x is the number of thousands of units of A and y is the number of thousands of units of B, then the cost and revenue in thousands of dollars are
?
?
Find the number of each type of product that should be manufactured to maximize profit.
?
A. 3,000 units of product A48,000 units of product B B. 6,000 units of product A24,000 units of product B C. 12,000 units of product A12,000 units of product B D. 3,000 units of product A12,000 units of product B E. 12,000 units of product A48,000 units of product B
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3 
A. log381 - log3
B. 4 - log3
C. 4log33 - 
log3(x - 1)
D. 4 - 
log3(x - 1)