Write the first six terms of the arithmetic sequence with the first term, a1, and common difference, d.a1 =
, d = 
A. ,
,
,
,
,
B. , 1,
,
,
,
C. ,
, 1,
,
,
D. ,
,
,
,
,
Answer: C
Mathematics
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A.
B.
C.
D.
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Provide an appropriate response.The mean of grouped data is:
A. the sum of the frequencies of the intervals. B. a reasonable approximation. C. exactly equal to the midpoint of the interval. D. the sum of the products of the intervals.
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Determine whether the function is invertible.The function that pairs students' ID numbers with their GPAs.
A. Yes B. No
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Solve the equation by completing the square.x2 + 8x + 12 = 0
A. {-2, -6}
B. {18, -6}
C. {2, 6}
D. {, -1}
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