failing

I really need help understanding ho to solve combination functions here is a specific problem I am struggling with. Let f(x) = x - 2 and g(x) = x^2 - 7x - 9. Find f(g(-1)).

Which is one way the Vietnam War differed from other United States military involvements? A. The decade following the war was economically prosperous. B. There were higher number of American military casualties C. The sole focus of the war was to contain...

using the slope formula, find the slope of the line to the given point (4,9) (1,3) what is the slope line

suppose why varies directly with X write a direct variation equation that relates ex and Y then find the value of Y when X=18 y=7 x=6 write a direct variation equation that relates X and Y y= what is the value of Y when X=18 Y=