Which of the following relations is a function? A. (1, 0), (-2, 3), (9, 1), (-2, 5) B. (1, 4), (-2, 2), (9, 1), (-7, 2) C. (9, 1), (-2, 4), (1, 1), (9, 2) D. (1, 4), (-2, 6), (1, 3), (-7, 2)

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

What point is the projection of q on a) r b) s c) t

Which expression will have the same sum as 3_8 + 1/4?