q1

Find the values of a in the domain of f for which f(a) equals the given number. (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.) f(x) = x2 - 2x - 18; f(a) = -3Use the graph to identify the intervals over which the function is increasing, constant, or decreasing. (Enter your answer using interval notation. If an answer does not exist, enter DNE.) increasing X constant X decreasing X 4 10- X -10 -5 5 10 -5/ - 10Determine the domain of the function represented by the given equation. (Enter your answer using interval notation.) x} = 6x2 + 8 X