Use a special product formula to simplify.(10a - 7)2
A. 100a2 - 140a + 49
B. 100a2 + 49
C. 10a2 + 49
D. 10a2 - 140a + 49
Answer: A
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Use the ratio test to determine if the series converges or diverges.
A. Converges B. Diverges
For an election with four candidates (A, B, C, and D) we have the following preference schedule:
Using the method of pairwise comparisons, which candidate wins the election?
A. A B. B C. C D. D E. none of these
Determine which functions are one-to-one.
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(a) I only
(b) I, II
(c) I, II, III
(d) II only
(e) III only
Rewrite the equation in standard form. Determine whether the parabola is horizontal or vertical, the direction it opens, and the vertex.y = -5x2 - 120x - 712
A. y = (x - 12)2 + 8 vertical, opens downward, vertex (12, 8) B. y = (x + 12)2 + 8 vertical, opens downward, vertex (-12, 8) C. y = (x - 12)2 + 8 vertical, opens upward, vertex (12, 8) D. y = (x + 12)2 + 8 vertical, opens upward, vertex (-12, 8)