At what points is the given function continuous?f(x, y) = 
A. All (x, y) such that x ? - y
B. All (x, y) ? (0, 0)
C. All (x, y)
D. All (x, y) such that x ? y
Answer: A
Mathematics
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A. -(5x4 + 10) csc x cot x B. -(5x4 + 10) cot2(x5 + 10x) C. -(5x4 + 10) csc (x5 + 10x) cot (x5 + 10x) D. - csc (x5 + 10x) cot (x5 + 10x)
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A. (-6, -2) ? (2, ?) B. (-?, -2) C. (2, ?) D. (-?, -6) ? (-2, 2)
Mathematics
Write the expression for the general (or nth) term, an, of the arithmetic sequence.a1 = 1, d = 4
A. an = 4n + 3 B. an = n + 4 C. an = 3n - 4 D. an = 4n - 3
Mathematics
Divide.226,296 ÷ 900
A. 251 B. 251 R 396 C. 396 D. 251 R 356
Mathematics