Determine the vertex of the graph of the parabola.y = x2 - 4x + 6
A. (2, 2)
B. (2, -4)
C. (2, -2)
D. 
Answer: A
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Determine algebraically whether the function is even, odd, or neither even nor odd.f(x) = 
A. Even B. Odd C. Neither
Solve. The number of mobile phones sold in a given year is approximated by 
where x represents the number of years since 2010. The corresponding polynomial for phones is 
Find the polynomial that represents how many more mobile phones than phones were sold in a given year.
A. -3x4 + x3 + 4x2 - 11x + 11 B. -3x4 + x3 + 13x2 + 5x - 9 C. -3x4 - x3 - 4x + 10 D. 3x4 - x3 + 14x2 - 5x + 9
Determine the convergence or divergence of the series using any appropriate test from this chapter. Identify the test used.
?
?
A. both diverges; Ratio Test and Theorem 9.9 (nth Term Test for Divergence) B. converges; Integral Test C. diverges; Theorem 9.9 (nth Term Test for Divergence) D. converges; p-series E. diverges; Ratio Test
Write the partial fraction decomposition of the rational expression. Check your result algebraically.
?
?
A. 
B. 
C. 
D. 
E. 