Which of the following relations is a function? {(3,-3), (3, -6), (3,-4)}
{(10,-9), (7, -1). (10.-9)}
O{(-6, -6), (-1, -1), (-6, -8)}
{(1, -6), (-2,-2), (1, -1)}

What is the domain of the given function? {(3,-2), (6, 1), (-1, 4), (5,9), (-4, 0); o {x | x= -4,-1, 3, 5, 6} o {yl y = -2,0, 1,4,9} o {x|x = -4,-2, -1,0, 1, 3, 4, 5, 6, 9} o y y = 4,-2, -1, 0, 1, 3, 4, 5, 6, 9}

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap