Reasoning A cone with radius 6 and height 12 has its radius quadrupled. How many times greater is the volume of the larger cone than the smaller cone? Use pencil and paper. Explain

how the volume of the cone would change if the radius were divided by four.

The volume of the larger cone is

times greater than the volume of the smaller cone.

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What is the vertex form of f(x) = x2 + 6x + 3

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

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