Write a formula for the nth term of the geometric sequence.
, - 
, 
, - 
, . . .
A. an = 
- 
(n - 1)
B. an = 
n - 1
C. an = 
n - 1 - 
D. an = 
n - 1
Answer: D
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Find all fixed points for the function by setting the function equal to x and solving the resulting equation for x.f(x) = x2 + 5x - 21
A. -7, -3 B. 3, 7 C. -3, 7 D. -7, 3
The graph of the polynomial f(x) is shown in the figure. Estimate the zeros and state whether their multiplicities are odd or even.
A. -3 (odd), 0 (even), 2 (odd) B. -3 (even), 0 (odd), 2 (even) C. -3 (even), 0 (even), 2 (even) D. -3 (odd), 0 (odd), 2 (odd)
Solve the exponential equation using the method of "relating the bases" by first rewriting the equation in the form 
81x = 3
A. {27}
B. 
C. {4}
D. 
Write the decimal in word form.900.096
A. nine hundred and ninety}) 6,six({1,one-six thousandths B. nine hundred ninety}) 6,six({1,one-six hundredths C. nine hundred and ninety}) 6,six({1,one-six hundredths D. nine hundred ninety}) 6,six({1,one-six thousandths