An inequailty that shows the reltionship between 0 and -54

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?