3. The vertices of AJKL have coordinates J(5,1), K(-2,-3), and L(-4,1). Under which
transformation is the image AJ'K'L' not
congruent to AJKL ?
(1) A translation of two units to the right and
two units down
(2) A counterclockwise rotation of 180
degrees around the origin.
(3) A reflection over the x-axis-
(4) A dilation with a scale factor of 2 and
centered at the origin

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.