If point (4, 5) is on the graph of a function, which equation must be true? f(5)=4 f(5,4)=9 f(4)=5 f(5,4)=1

Is it true or false i’m trying to pass this test so i can leave school

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

Witch represents the inverse of the function f(x)=1/4x-12