What is the purpose of the cell membrane?
1- to only be found in a plant cell.
2- to separate organelles.
3- to link multicellular organisms.
4- to provide a pathway for nutrients to move in the cell.

Find the value of x that will make l ll m

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Solve the equation for x by graphing.2^x – 4 = -4^x + 4