Please help and will give brainliest

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

What are different types of statistical programs

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)