5) What is the distance using the short cut! (- 5, - 2) and (- 5, 3)

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

This is about circle theorems. someone asap : (