Find the standard matrix for the linear transformation that performs the following transformations in the order listed. a. Stretch horizontally by a factor of 2
b. Rotate counter clockwise by an angle of 30 degrees.
c. Reflect across the x-axis.

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?