An arithmetic sequence is given. Find the common difference and write out the first four terms.{8 - 4n}
A. d = -4; 4, 2 , -2 , -6
B. d = -4; 4, 0, -4, -8
C. d = -4; -4, -8, -12, -16
D. d = 4; 4, 8 , 12 , 16
Answer: B
Mathematics
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A. 3 B. 9 C. 729 D. 27
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A. x + 49 B. -14x C. -14x + 49 D. x2 + 49
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