J(-9, -2), K(-5, 1), L(1, -4), M(-3, -7)
is this is parallelogram?

What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?