Find the measure of the angles.
?A = (2p)°, ?B = p°
A. 30° and 60°
B. 60° and 120°
C. 17° and 34°
D. 15° and 30°
Answer: A
Mathematics
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Find the reciprocal of the real number.
A. - 
B. -18
C. 18
D. 1
Mathematics
For what values of x does the series converge absolutely?
A. 0 ? x < ? B. x = 0 C. -1 < x < 1 D. -1 ? x ? 1
Mathematics
Find the foci of the ellipse.36x2 + 100y2 = 3600
A. (0, ±8) B. (±10, 0) C. (±36, 0) D. (±8, 0)
Mathematics
Show that the set has cardinal number ?0 by establishing a one-to-one correspondence between the set of counting numbers and the given set. Be sure to show the pairing of the general terms in the sets.{800, 801, 802, 803, ...}
A.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 800, | 801, | 802, | 803, | ..., | 800 + n + 1, | ...} |
B.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 800, | 801, | 802, | 803, | ..., | 800 + n, | ...} |
C.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 800, | 801, | 802, | 803, | ..., | 800 + n - 1, | ...} |
D.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 800, | 801, | 802, | 803, | ..., | 8 + n - 1, | ...} |
Mathematics