Solve the problem.Assume that the profit P made when t units are sold is given by P(t) = t2 - 26t + 160. For what values of t will there be a loss (that is, P < 0)?
A. There will be a loss when fewer than 10 or more than 16 units are sold.
B. There will be a loss when the number of units sold is between, but not including, 10 and 16.
C. There will be a loss when 0 units are sold.
D. There will be a loss when 10 or 16 units are sold.
Answer: B
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Use the present value formula to determine the amount to be invested now, or the present value needed.The desired accumulated amount is $9000 after 8 years invested in an account with 3% interest compounded semiannually
A. $7104.68 B. $7092.28 C. $1907.72 D. $11,420.87
Use transformations to graph the function and state the domain and range.y = 
A. D = (-?, ?), R = (-?, 7]
B. D = (-?, ?), R = [0, ?)
C. D = (-?, ?), R = (-?, - 7]
D. D = (-?, ?), R = (-?, 0)
Solve the system of equations by elimination.
A. x = 2, y = 8; (2, 8) B. x = 3, y = 9; (3, 9) C. x = 3, y = 8; (3, 8) D. x = 2, y = 9; (2, 9)
Solve the problem.A rectangle that is x feet wide is inscribed in a circle of radius 18 feet. Express the area of the rectangle as a function of x.
A. A(x) = x
B. A(x) = x(1296 -x2)
C. A(x) = x2
D. A(x) = x