Solve the problem.An average library contains at least 50 and at most 250 books. How many library owners must be polled to be certain that at least two owners have the same number of books in their libraries?
A. 201 owners
B. 203 owners
C. 200 owners
D. 202 owners
Answer: D
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A partial payment is made on the date(s) indicated. Use the United States Rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. 
A. $3209.68 B. $3199.16 C. $3015.58 D. $3154.43
Provide an appropriate response.Use a compass and straightedge to construct an angle of 45°.
What will be an ideal response?
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.
(log7 x + log7 y) - 5 log7 (x + 3)
A. log7 
B. log7 
C. log7 
D. log7 
Perform the indicated row operations on the following matrix. 
(-2)R1 + R2 ? R2
A. 
B. 
C. 
D. 