18) Find the Keral of the following quadratic function by completing the square. What x-intercepts of...

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18) Find the Keral of the following quadratic function by completing the square. What x-intercepts of the graph of are the the function? f(x)= x + 4x - 20 14) Solve the inequality. liraph the solution set. 12x1 > 6 20) Consider the functions f(x) @ Find f(g(x)) p(x) = 2x - 16 $16) () = x + 8 (6) Pind gif(x)) 2 c) Determin whether the funchons & and of each other. inverses 2 21 Graph the function f(x) = (x+4)-1. by starting with the graph of y=x and using transformate (Shifting, streching, compressing and/or reflecting 72) Ivaluato each expression gare ting Ho TITAR. 18) Find the Keral of the following quadratic function by completing the square. What x-intercepts of the graph of are the the function? f(x)= x + 4x - 20 14) Solve the inequality. liraph the solution set. 12x1 > 6 20) Consider the functions f(x) @ Find f(g(x)) p(x) = 2x - 16 $16) () = x + 8 (6) Pind gif(x)) 2 c) Determin whether the funchons & and of each other. inverses 2 21 Graph the function f(x) = (x+4)-1. by starting with the graph of y=x and using transformate (Shifting, streching, compressing and/or reflecting 72) Ivaluato each expression gare ting Ho TITAR.