Find any numbers for which the rational expression is undefined.
A. x = 9
B. x = 0
C. x = -9
D. none
Answer: D
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Solve the system of equations by elimination, if a solution exists.
A. x = 1, y = 1 B. No solution C. x = 0, y = 1 D. x = 1, y = 0
Decide whether the slope is positive, negative, zero, or undefined.
A. Zero B. Undefined C. Negative D. Positive
The management of Gibraltar Brokerage Services anticipates a capital expenditure of $18,000 in 3 years' time for the purpose of purchasing new fax machines and has decided to set up a sinking fund to finance this purchase. If the fund earns interest at the rate of 12 %/year compounded quarterly, determine the size of each (equal) quarterly installment that should be deposited in the fund. Please round the answer to the nearest cent.
$__________
Write the rational expression in simplest form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?