Uhad $20to spend on seven avocados. after buying them you had $6 how much did each avovados cost?

On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?