URGENT: Graph y = cosx for -3\pi/2 <= x <= -pi/2 What is the largest value in the range?

A. -1

B. 0

C. 1/2

D. 1

What value of x will make the triangles similar by the sss similarity theorem?

The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online