Determine which, if any, of the following functions might be used as a model for the data: Linear, with 
quadratic, with 
quadratic, with with 
neither linear nor quadratic.
A. f(x) = ax2 + bx + c, a > 0
B. f(x) = ax2 + bx + c, a < 0
C. f(x) = mx + b
D. neither linear nor quadratic
Answer: D
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Solve the problem algebraically. Clearly define all variables, write an appropriate equaion, and solve.A triangular-shaped stained glass window has two sides that are each 45 inches shorter than four times the length of the shortest side. If the perimeter of the window is 234 inches, what are the lengths of the three sides?
A. 36 inches, 99 inches, 99 inches B. 36 inches, 63 inches, 63 inches C. 36 inches, 144 inches, 144 inches D. 36 inches, 117 inches, 117 inches
Use the graph to determine the function's domain and range. Write the domain and range in interval notation.
A. domain: (-?, ?) range: [3, 4] B. domain: (-?, ?) range: [0, 4] C. domain: [3, 4] range: (-?, ?) D. domain: [0, 4] range: (-?, ?)
Find the limit.
- 7
A. -3 B. -7 C. -11 D. 7
Find the LCM.8 and 20
A. 20 B. 160 C. 28 D. 40