A model used for the yield Y of an agricultural crop as a function of the nitrogen level N in the soil (measured in appropriate units) is Y − kN 1 1 N2 where k is a positive constant. What nitrogen level gives the best yield?

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.

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?

Which two angles in the figure are adjacent angles?