Answer:
(fg)(x) = x^2 -2x -8
Step-by-step explanation:
(fg)(x) = f(x)·g(x) = (x +2)(x -4)
= x(x -4) +2(x -4) = x^2 -4x +2x -8
= x^2 -2x -8 . . . . matches the 3rd choice
Answer:
Step-by-step explanation:
A right triangle is formed.
300 miles and 400 miles are the legs of the triangle.
We can apply Pythagorean theorem.
Answer:
the slope would be 5
Step-by-step explanation:
first, to find the slope, use the formula,
you're given two points, (6, 3) and (1, -22), so plug those numbers into the formula like so:
3--22/ 6-1
so,
3+22/ 6-1
25/5
and 25/5 is:
5