IF who answer fast, correct and first, I WILL GIVE YOU THEBRAINLIEST

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

Describe what moves you could use to create the transformation of the original image shown at right

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)