Solve.The annual depreciation rate r (0 < r < 1) of a car purchased for P dollars and worth A dollars after t years can be modeled by the following formula: 
Find the depreciated value of a car 4 years after it is purchased new for $34,000 if the depreciation rate is 19%. Round your answer to the nearest dollar.
A. $27,540
B. $14,636
C. $6460
D. $44
Answer: B
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Provide an appropriate response.A student wishes to take the integral over all real numbers of f(x) = 
, if x < 0 
, if x > 0 and claims this is zero because -? + ? equals zero. What is wrong with this thinking?
What will be an ideal response?
Provide an appropriate response.Find the polar coordinates of a vector in standard notation that has rectangular coordinates of (-2, 4). Report the angle coordinate in radians.
A. (4.5, -63.4°) B. (3.5, 0.03°) C. (-4.5, 63.4°) D. (-4.5, -26.6°)
Solve the equation by completing the square.x2 + 4x - 7 = 0
A. {-2 - 2
, -2 + 2
}
B. {-1 - 
, -1 + 
}
C. {2 + 
}
D. {-2 - 
, -2 + 
}
Provide an appropriate response.The rate of inventory turnover varies according to type of merchandise.
A. True B. False