Find the vertex of the parabola.f(x) = 4x2 - 8x + 2
A. (-2, 1)
B. (1, -2)
C. (2, -1)
D. (-1, 2)
Answer: B
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Solve the problem.Find the area under the curve y = 
bounded on the left by x = 24.
A. 10
B. 
C. 
D. 
List the critical values of the related function. Then solve the inequality.
? 
A. 4; (-?, 4] B. No critical values; (-?, ?) C. 8; [8, ?) D. No critical values; ?
Solve the problem.Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen sulfide dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table and graph as a representation of this relationship.
Is the slope positive, negative, zero, or undefined?
A. Negative B. Zero C. Undefined D. Positive
Solve the system of equations using substitution. Note that the system may be inconsistent or consistent with dependent equations.
A. (7, -1) B. (8, -2) C. All ordered pairs along 7x - 68 = 6y D. No solution