Change the polar coordinates (r, ?) to rectangular coordinates (x, y).
A. (0, -2)
B. (2, 0)
C. (-2, 0)
D. (0, 2)
Answer: A
Mathematics
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Write the first four terms of the geometric sequence with the given values.a1 = 76, r = -0.9
A. 76, 75.1, 74.2, 73.3 B. 76, -68.40, -5198.40, -395,078.40 C. -0.9, -68.4, -5198.40, -395,078.40 D. 76, -68.40, 61.56, -55.404
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Find the special products using patterns.(9a - 10)2
A. 9a2 - 180a + 100 B. 81a2 - 180a + 100 C. 81a2 + 100 D. 9a2 + 100
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On the real number line, label the points with the given coordinates.-1
, 1, 3, 5
A. 
B. 
C. 
D. 
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Simplify, where possible.10x - 6x
A. 16x B. 4x2 C. -4x D. 4x
Mathematics