The entire graph of the function f is shown in the figure below. Write the domain and range of f as intervals or unions of intervals.
5-
4
3
2.
-5
-2+
Check

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.)

For what value of x does 4x = (1/8) x + 5?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?