Use synthetic division to decide whether the given number is a solution of the given equation.x3 + 6x2 - 14x + 16; x = 2 + i
A. Yes
B. No
Answer: B
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Determine whether the sequence is geometric.an = -(1.01)n-1
A. Geometric B. Not geometric
Provide an appropriate response.The "trapezoidal" sum can be calculated in terms of the left and right-hand sums as ? .
A. left-hand sum - right-hand sum
B. left-hand sum + right-hand sum
C. 
D. None of the above is correct.
Solve the system of equations by substitution.
A. x = -5, y = -2; ( -5, -2) B. x = 5, y = 2; (5, 2) C. x = 5, y = -2; (5, -2) D. x = -5, y = 2; (-5, 2)
Solve the problem.A 100-liter mixture of chlorine and water is 3% chlorine. (i) Write a rational expression in x whose values give the percentage (in decimal form) of the mixture that is chlorine when x gallons of water are added to the mixture. (ii) Find the percentage of chlorine in the mixture if 80 gallons of water are added to it. Round to the nearest percent, if necessary.
A. (i) 
;
(ii) 3%
B. (i) 
;
(ii) 2%
C. (i) 
;
(ii) 129%
D. (i) 
;
(ii) 4%