Write the first five terms of the arithmetic sequence with the first term a1 and common difference d. a1 =
, d = -6
A. ,
,
,
,
B. ,
,
,
,
C. ,
,
,
,
D. ,
,
,
,
Answer: B
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Perform the indicated operations. Write the result in the form a + bj.(-3j + 5j2 - 5j3)(-4j4 - 5j5)
A. 30 + 17j B. -30 - 17j C. 20 + 7j D. -20 - 5j
Classify the triangle as acute, right, or obtuse and as equilateral, isosceles, or scalene.
A. Right, scalene B. Obtuse, scalene C. Acute, equilateral D. Obtuse, equilateral
The graph of a function is given. Decide whether it is even, odd, or neither.
A. even B. odd C. neither
For an election with four candidates (A, B, C, and D) we have the following preference schedule:
In this election,
A. C is a Condorcet candidate. B. D is a Condorcet candidate. C. every candidate is a Condorcet candidate. D. there is no Condorcet candidate. E. none of these