MAT 222 Week 4 Quiz

MAT 222 Week 4 Quiz | Assignment Help | Ashford University 

Question 1

In the slideshow titled Application with projectile, which is located in the media section of Chapter 10, the presenter finds the maximum height of a projectile occurs at the:

o   the endpoint of the parabola

o   the y–intercept of the parabola

o   the x–intercept of the parabola

o   vertex of the parabola

Question 2

In the video, Example 53, Applications, which is located in the media section of Chapter 10, the presenter finds the maximum height of the baseball to be:

o   32 feet

o   64 feet

o   60 feet

o   2 feet

Question 3

In the video, Example 21, Using the discriminant in factoring, which is located in the media section of Chapter 10, the presenter shows that the trinomial, 4x2 –5x – 12, can be factored.

o   True

o   False

Question 4

In the video, Example 33, Number of solutions, which is located in the media section of Chapter 10, the presenter finds the discriminant of the equation given to be equal to:

o   –3/4

o   3/4

o   4/3

o   –4/3

Question 5

In the video, Example 7, Using the quadratic formula: Integer coefficients, which is located in the media section of Chapter 10, the presenter solves the quadratic formula resulting in these two solutions:

o   z = 3/2 and z = 1/3

o   z = 3/2 and z = –1/3

o   z = –3/2 and z = –1/3

o   z = –3/2 and z = 1/3