Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.9, 11, 14,18, ...
A. Arithmetic; d = 9
B. Geometric; r = 81
C. Geometric; r = 9
D. Neither
Answer: D
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Find the mean for the list of numbers.Ages of patients (in years) in a clinic: 18, 4, 25, 18Round answer to the nearest whole number if necessary.
A. 4 year(s) B. 18 years C. 16 years D. 15 years
Write a matrix equation equivalent to the system of equations. x + y + z = 3 4x + 4y + 3z = 2-5x + 5y + 2z = -3
A. 
=
B. 
=
C. 
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D. 
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Find the graph that matches the given system of equations.3x + 4y = -3
A. 
B. 
C. 
D. 
Karen and Wayne need to buy a refrigerator because theirs just broke. Unfortunately, their savings account is depleted, and they will need to borrow money in order to buy a new one. Sears offers them an installment loan at 15% (add-on rate). If the refrigerator at Sears costs $1,517 plus 5% sales tax, and Karen and Wayne plan to pay for the refrigerator for 3 years, what is the monthly payment? ? Please round the answer to the nearest cent. ? $__________
Fill in the blank(s) with the appropriate word(s).