Let p(x) = x^2, q(x) = 2x^3 + 1, and r(x) = 7x^4 - 5x^3 - 6x - 2. Find p(q(x)) + r(x).
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Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

List the sides of δrst in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12