To study the effect of fluoride in preventing tooth decay, researchers counted the number of fillings in the teeth of 28 patients and recorded these results:
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5, 7, 16, 21, 16, 23, 17, 8, 12, 3, 9, 2, 8, 17, 12, 19, 14, 10, 13, 8, 14, 15, 14, 14, 6, 10, 12, 11
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Create a table to tally the results.
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A. Number of fillings Frequency1-5 36-10 911-15 1216-20 721-25 2
B. Number of fillings Frequency1-5 26-10 811-15 1216-20 521-25 2
C. Number of fillings Frequency1-5 36-10 811-15 1216-20 521-25 1
D. Number of fillings Frequency1-5 126-10 911-15 1216-20 721-25 3
E. Number of fillings Frequency1-5 36-10 811-15 1016-20 521-25 2
Answer: E
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If the equation represents a hyperbola, find the center, foci, and asymptotes. If the equation represents an ellipse, find the center, vertices, and foci. If the equation represents a circle, find the center and radius. If the equation represents a parabola, find the focus and directrix. x2 + y2 - 16x - 6y + 73 = 9
A. (-3, -8); r = 9 B. (8, 3); r = 3 C. (3, 8); r = 3 D. (-8, -3); r = 9
Find the mistake, then find the correct answer.Solve for x: x2 = 54line 1 
= 
line 2 x = ±6
What will be an ideal response?
Find the most general antiderivative.
d?
A. sin ? + C B. sin ? + ? + C C. cos ? + C D. csc ? + cos ? + C
Solve the problem.A car wheel has a 14-inch radius. Through what angle (to the nearest tenth of a degree) does the wheel turn when the car rolls forward 3 ft?
A. 157.3° B. 162.3° C. 147.3° D. 152.3°