Find the area.
A. 1152 cm2
B. 1896 cm2
C. 948 cm2
D. 1272 cm2
Answer: C
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Identify which of the graphs could be the graph of a polynomial function.f(x) = x3 - 2x2 - 5x + 6
A.
B.
C.
D.
Determine the number that will complete the square. Check by multiplying.x2 - x +
A.
B.
C.
D.
Use a graphing calculator to plot the data and find the quadratic function of best fit.An engineer collects data showing the speed s of a given car model and its average miles per gallon M. Use a graphing calculator to plot the scatter diagram. What is the quadratic function of best fit?
A. M(s) = -0.0063x2 + 0.720x + 5.142 B. M(s) = 0.063x2 + 0.720x + 5.142 C. M(s) = -0.631x2 + 0.720x + 5.142 D. M(s) = -6.309x2 + 0.720x + 5.142
Find the median. If necessary, round to one decimal place.During an experiment, the following times (in minutes) were recorded: 1.3, 0.5, 0.7, 1.3, 0.3, 1.5, 0.3, 1.6, 2.
A. 1 min B. 1.1 min C. 0.7 min D. 1.3 min