Of the upper-case letters R, S, and T, which one has line symmetry?
What will be an ideal response?
Answer: T
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As part of a statistics project, a 6th grade teacher brings to class a container with 300 red marbles and 500 white marbles which are thoroughly mixed. To figure out how many marbles in the container are red without actually counting them all, a student randomly draws 40 marbles from the container. Of the 40 marbles drawn, 16 are red.The sampling error is most likely a result of
A. a confounding variable. B. sampling bias. C. sampling variability. D. nonresponse bias. E. none of these
For the given initial investment, simple interest rate, and time of investment, find the total value of the investment. Round to the nearest cent.$6000 at 4% for 18 months
A. $9600.00 B. $6360.00 C. $10,320.00 D. $360.00
Identify the equation as a parabola, circle, ellipse, or hyperbola.16x2 + 9y2 = 144
A. Ellipse B. Parabola C. Hyperbola D. Circle
For the following rational function, identify the coordinates of all removable discontinuities and sketch the graph. Identify all intercepts and find the equations of all asymptotes.f(x) = 
A. removable discontinuity at 
x-intercept: (4, 0), y-intercept: 
;
asymptotes: x = 6, y = -1
B. removable discontinuity at 
x-intercept: (4, 0), y-intercept: 
;
asymptotes: x = 6, y = 1
C. no removable discontinuities;
x-intercept: (0, 0); y-intercept (0, 0);
asymptotes: x = 6, x = -5, y = 0
D. no removable discontinuities;
x-intercept: (0, 0); y-intercept (0, 0);
asymptotes: x = 6, x = -5, y = 0