Given X = 5+ V16, select the value(s) of x. Check all of the boxes that apply.
-11
1
9
21

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function