What are the domain and range of f(x) = 2|– 4|?

Find the solution of each of the following.

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.

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b