Provide an appropriate response.Determine whether the sequence is arithmetic, geometric, or neither. If the sentence is geometric, find the common ratio r. If the sequence is arithmetic, find the common difference d.
, 
, 
, 
, 
, . . .
A. geometric, r = 
B. geometric, r = 2
C. arithmetic, d = 6
D. neither
Answer: B
Mathematics
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Find the indicated vector in terms of i and j.If u = -9i - 2j and v = 7i + 8j, find u + v.
A. -16i - 3j B. 16i + 6j C. -3i + 6j D. -2i + 6j
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Factor completely. If the polynomial is prime, so state.16x2 - 25y2
A. (4x + 5y)(4x - 5y) B. (4x + 5y)2 C. (4x - 5y)2 D. prime
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Which is the measure of?BOC, suppose ?a=54°?
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Solve the matrix equation AX = B for X by finding A-1, given A and B as follows. Use a graphing calculator to obtain your answer, rounding all numbers to four decimal places.A = 
, B = 
A. 
B. 
C. 
D. 
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