24 Find the exact value of the trigonometric expression given that sin u = - 3 5 and cos y = - (Both u and v are in Quadrant III.) 25" cos(u + v) Additional Materials​

1. are the triangles similar and if so why? what is the value of x? show your work.

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Einstein office equipment has a rental plan for office machines. a fax machine that lists for $722.98 can be rented for 22% of the price annually. the state imposes a usage charge of 3.2%. if stephen hawking travel decides to rent the fax machine, what will its total monthly rental charge be?