Given that the point (-2,-3) is a point on the graph of f(x), what is the corresponding point on the graph of the inverse of f(x)?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

With finding limits of multi variable !

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.