Factor completely. If the polynomial is prime, so state.x2 + 3xy - 40y2
A. (x + 8y)(x - 5y)
B. (x - 8y)(x + y)
C. (x - 8y)(x - 5y)
D. prime
Answer: A
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Perform the indicated operation and write the answer in lowest terms. 
A. 
B. - 
C. 
D. - 
Solve the problem.Brand X copier advertises that its copiers run 15% longer between service calls than its competitor. If Brand X copiers run 35,700 copies between services, how many copies would the competitor run?
A. 31,043 copies B. 19,297 copies C. 30,345 copies D. 41,055 copies
Solve the problem.
A note is due in 8 years, with interest of 8% compounded semiannually. The face value of the note is $34,000. Find the maturity value of the note and find the minimum sale price of the note if money can be deposited at 6% compounded quarterly.
A. $116,482.05, $39,545.65 B. $63,681.32, $39,545.49 C. $46,674.71, $28,984.66 D. $63,681.36, $24,729.81
Shade the region in the xy-plane that satisfies the system of inequalities.
+ 
? 1
+ 
? 1
A. 
B. 
C. 
D. 