3. Evaluate the derivative of the following functions at indicated points: a. f(t) = -5t^2-2/5t-1, (1,-7/4)

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Uestion 1(multiple choice worth 5 points) (05.02)alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. calculate the area of the isosceles trapezoid. isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2