25.Find the sum of the differences of the year. 26.What does the sum in Excercise 25 tell you about the rainfall for the year.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

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.

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.