A car purchased for $25,840 is expected to depreciate according to the formula 
where x represents years. How many years before the car will be worthless?
?
Please enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).
19
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Evaluate the expression without using a calculator, or state that the value does not exist. Simplify the answer to the extent possible.sinh(2 ln 5)
A. 
B. 
C. 
D. 
Multiply.(a - 1)(a + 1)
A. a2 - 2a - 1 B. a2 + 2a - 1 C. a2 - 2 D. a2 - 1
Provide an appropriate response.Suppose that the points (-1, 2), (-0.5, 1), (0, 0.5), (0.5, 0), and (1, 1) lie on the graph of the continuous function f, where f(x) ? 0. Using Simpson's rule and all of these points, an approximation to the area between the graph of f and the x-axis on the interval 
is
A. 
sq units.
B. 
sq units.
C. 
sq units.
D. 
sq units.
E. none of the above
Indicate whether the equation illustrates the multiplication property of 0, the multiplicative identity, the commutative property of multiplication, or the associative property of multiplication. 8(1 ? 7) = (8 ? 1) ? 7
A. Associative property of multiplication B. Multiplication property of zero C. Multiplicative identity D. Commutative property of multiplication