Which of the following represents a function? Group of answer choices (5, 1), (5, 2), (5, 3), (5, 4) (-1, 2), (-2, 1), (-1, -2), (-2, -1) (2, 3), (4, 3), (-2, -3), (-4, -3) (3, 4), (-3, 2), (3, 8), (5, 5)

Abag of popcorn contains 483 calories and servers 3.5 people. how many calories are in each serving.

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}