Eliminate the parameter to obtain a Cartesian equation of the curve.x = 
, y = 3t + 2, 0 ? t ? 4
A. y = 2x2 + 3, -1 ? x ? 2
B. y = 3x2 + 2, 0 ? x ? 2
C. y = -2x + 18, 0 ? x ? 2
D. y = -2x2 + 18, 0 ? x ? 2
Answer: B
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Perform the operation and give the answer in the same numeration system. Write the answer as simply as possible.Add 
and 
A. 
B. 
C. 
D. 
Solve the problem.Jackie decided to save for retirement and wants to have $575,000 in her retirement savings account at the end of 25 years. The APR is 6.0% compounded monthly and contributions to the account are made at the end of each month, including the last month. What does Jackie need to contribute monthly?
A. $829.73 B. $923.49 C. $868.76 D. $855.59 E. $793.75
Solve.The average value of a certain type of automobile was $15,840 in 1995 and depreciated to $4620 in 1999. Let y be the average value of the automobile in the year x, where x = 0 represents 1995. Write a linear equation that models the value of the automobile in terms of the year x.
A. y = -2805x + 15,840
B. y = -2805x + 4620
C. y = - 
x - 4620
D. y = -2805x - 6600
Solve the equation by completing the square.7x2 + 4x - 3 = 0
A. 
, -1
B. 
, 0
C. 
, 1
D. 
, -1