Determine whether the lines l1 and l2 are parallel, skew, or intersecting. l1: x = 9 + 6t, y = 12 − 3t, z = 3 + 9t l2: x = 4 + 16s, y = 12 − 8s, z = 16 + 20s

The coordinate grid shows points a through k. which points are solutions to the system of inequalities listed below? 2x+ ys 10 2x 4y < 8 oa c, d, k o e, f. g, j oa, c, d, h, k oe, f. g, h, j

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b