The position function for a particular object is s= -31t/2 t^2 -44t+85 Which of the following statements is true a) the initial velocity is -44
b) the initial position is 15.5
c) the velocity at time t = 1 is -13
d) none of these

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.

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d. y +14z