Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.
x = 16
A. {-5.33}
B. {-2.52}
C. {-0.40}
D. {2.52}
Answer: B
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Perform the indicated operation or operations. Write the answer in simplest form. If the problem contains mixednumbers and the answer is an improper fraction, express the answer as a mixed number.
- 
A. 
B. 
C. 
D. 
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: 0, - 6, 5; degree 3
A. f(x) = x3 + x2 - 30x B. f(x) = x3 + x2 + x + 30 C. f(x) = x3 + x2 + 30x D. f(x) = x3 + x2 + x - 30
Simplify.
A. 
B. 12x
C. 
D. 6x
Solve the problem.Your friends Joe and Tanya are having a debate. Joe says that -21 is bigger than -18 and uses money as an analogy: "If I owe $21, I have a larger debt than if I owe $18." Tanya responds and argues that -18 is larger than -21 because the bigger the debt, the less money the person has. They ask you to settle their debate. Which number is larger, -21 or -18?
A. -18 B. -21