38% 8/25 and 0.41 in least to greatest?

Could someone with number 1 and 2

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.