Find the deviations from the mean for the set of data: 27, 34, 19. 25, 25.

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?

In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?