I would really appreciate the help guys..:)

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.)

What is the binomial expansion of (2x-3)^5

Adriveway is 40 yards long about how many meters long is it