Simplify.-116
A. 1
B. -16
C. 16
D. -1
Answer: D
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Solve the problems.On a map of the Fox River, 1 centimeter represents 6 kilometers. If a trail by the river is actually 20.40 kilometers long, what is the length of the river on the map? Round to nearest tenth.
A. 5.4 centimeters B. 9.4 centimeters C. 3.4 centimeters D. 14.4 centimeters
Use the boundedness theorem to determine whether the polynomial function satisfies the given condition.The polynomial f(x) = x5 + 10x4 - 25x3 - 10x2 + 24x has no real zero less than -8.
A. Yes, the boundedness theorem shows that the polynomial has no real zero less than -8. B. No, the boundedness theorem does not show that the polynomial has no real zero less than -8.
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = (x + 4)2 + 9
A. (-4, 9) B. (9, -4) C. (-9, 4) D. (9, -16)
Use the formula 
to reach a solution for the following problem.
?
One month a credit card company charged $9.27in interest on a balance of $3,708. What annual interest rate is the credit card company charging?
?
A. 5% B. 3.5% C. 2% D. 3% E. none of these