The quadratic function f(x) = a(x - h)+k is in standard form. (a) The graph of f is a parabola with vertex (x, y) = | (b) If a > 0, the graph of f opens -Select-- In this case f(h) -k is the -Select- value of f. (c) If a 0, the graph of f opens-Select- = In this case f(h) k is the -Select- value of f. A quadratic function f is given. f(x) = x-2x+3 (a) Express fin standard form. f(x)= (b) Find the vertex and x- and y-intercepts of f. (If an answer does not exist, enter DNE.) vertex (x, y) = ( x-intercept (x, y) = y-intercept (x,y) = (c) Sketch a graph of f. A quadratic function f is given. f(x) = x-4x (a) Express f in standard form. f(x) = (b) Find the vertex and x- and y-intercepts of f. (If an answer does not exist, enter DNE.) vertex (x,y) = ( x-intercepts (x,y) = ( (smaller x-value) (x, y) = (larger x-value) y-intercept (x,y) = (c) Sketch a graph of f. (d) Find the domain and range of f. (Enter your answers using interval notation.) domain range A quadratic function f is given. f(x) = x-3x+3 (a) Express fin standard form. f(x)= (b) Sketch a graph of f. The graph of a quadratic function f is given. f(x) = 2x-4x-3 y 5 5 x (a) Find the coordinates of the vertex and the x- and y-intercepts. (Round your answers to one decimal place.) vertex (x,y) = ( [ x-intercepts (x, y) = (smaller x-value) (x, y) = ( (larger x-value) y-intercept (x, y) (b) Find the maximum or minimum value of f. The minimum value of f is f(x) = (c) Find the domain and range of f. (Enter your answers using interval notation.) domain range polynomial function is given. Q(x) = x(x-4) (a) Describe the end behavior of the polynomial function. End behavior: y as x 00 y as x -00