Find the product.(7k + 1)3
A. 343k3 + 98k2 + 14k + 1
B. 343k3 + 147k2 + 21k + 1
C. 343k3 + 1
D. 343k3 + 294k2 + 21k + 1
Answer: B
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Solve the problem.Brand X copier advertises that its copiers run 23% longer between service calls than its competitor. If Brand X copiers run 59,800 copies between services, how many copies would the competitor run?
A. 48,618 copies B. 73,554 copies C. 33,785 copies D. 46,046 copies
Solve the problem.The profit made when t units are sold, t > 0, is given by 
Determine the number of units to be sold in order for P > 0 (a profit is made).
A. 19 units < t < 15 units B. t > 19 units or t < 15 units C. t = 19 units or t = 15 units D. t = 34 units
Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.
A. y1/2
B. y
C. y9/8
D. 
Determine whether the statement is true or false.The graph of 
- 
= 1 is a horizontal ellipse.
A. True B. False