Assume x is normally distributed with a mean of 10 and a standard deviation of 2. determine the following:

(a) p(x < 13)
(b) p(x > 9)
(c) p(6 (d) p(2< x < 4)
(e) p(-2

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)