Express the following in interval notation.{x|x < -5 or x ? -1}
A. (-?, -5] ? (-1, ?)
B. (-?, -5) ? [-1, ?)
C. [-5, -1)
D. (-5, -1]
Answer: B
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Solve the problem.For its regular delivery service, a parcel service charges 
for the first 5 pounds plus $1.50 for each additional pound. Draw a linear graph that can be used to estimate the cost of parcels weighing 5 to 20 pounds. Use the horizontal axis for the weight and the vertical axis for the cost. Use the graph to estimate the weight of a parcel which costs 
A. About 19 lb B. About 27 lb C. About 14 lb D. About 24 lb
Write the fraction as a decimal using the bar notation.
A. 0.
B. 0.
C. 0.
D. 0.4
Graph the given function as a solid line (or curve) and its inverse as a dashed line (or curve) on the same set of axes.f(x) = -6x
A. 
B. 
C. 
D. 
Use the given information about the polynomial function f(x) to write its complete factored form.Degree 3; zeros: 3, -3, -2; leading coefficient = 1
A. f(x) = (x + 3)(x + 3)(x - 2) B. f(x) = (x - 3)(x + 3)(x + 2) C. ff(x) = (x - 3)(x - 3)(x + 2) D. f(x) = (x + 3)(x - 3)(x - 2)