cho hs y=x^3/3-x^2+mx-1 m là tham số thực. có bnh gt nguyên của m thuộc (-10;10) để hs đb trên (-vô cùng;2)

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.

Pranza plotted point a in the coordinate plane below.

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'