An urn contains 2 blue, 6 yellow, and 7 gray marbles. Two marbles are randomly drawn from the urn. Find the probability the two marbles are the same color.

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

Need on this geometry question. explain how you did it.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12