For the given polynomial function, find the requested value.f(x) = -6x3 - 3x2 + 14; find f(2)
A. -40
B. -46
C. -58
D. -56
Answer: B
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An electronics company has strict specifications for silicon chips used in computers. The company will only install chips that are within 0.06 centimeters of the specified thickness. If the thickness specification of the chip type is 0.969 cm, find the lower and upper limit for the acceptable range of thickness of the chips.
A. The lower limit is 0.909 cm and the upper is 1.029 cm. B. The lower limit is 0.919 cm and the upper is 1.028 cm. C. The lower limit is 1.01 cm and the upper is 1.028 cm. D. The lower limit is 0.909 cm and the upper is 1.039 cm. E. The lower limit is 0.91 cm and the upper is 1.029 cm.
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: {x|x ? 0} range: {y|y ? -2} intercepts: (-2, 0), (0, -2), (2, 0) symmetry: y-axis B. function domain: all real numbers range: all real numbers intercepts: (-2, 0), (0, -2), (2, 0) symmetry: none C. function domain: {x|x ? -2} range: {y|y ? 0} intercepts: (-2, 0), (0, -2), (2, 0) symmetry: none D. not a function
Pivot once about the circled element in the simplex tableau, and read the solution from the result. 
A. x3 = 5, x2 = -7, z = 10; x1, s1, s2 = 0 B. x3 = 10, x2 = 10, z = 7; x1, s1, s2 = 0 C. x3 = 10, x2 = 7, z = 10; x1, s1, s2 = 0 D. x3 = 5, x2 = -7, z = -10; x1, s1, s2 = 0
Solve the problem.Janet types a 980-word paper in 20 minutes. What is her unit rate in words per minute?
A. 16 words per min B. 327 words per min C. 147 words per min D. 49 words per min