Knowledge and Understanding 1. Given the two tables of values below. determine if each function is quadratic or not. (4) b} 2. For the quadratic function f(x) = 2(x 4): I 8 1') Write the equation of the axis of symmetry. ii) Does the graph of the function open up or down? Explain. iii) Write the function in standard form. iv) State the values of a, b. andc. v) Write the function in factored form