Graph the function. Determine the symmetry, if any, of the function. 6) y = - - 3 -2 W Solve the problem. 7) A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 13 inches by 20 inches by cutting out equal squares of side x at each corner and then folding up the sides as in the figure. Express the volume V of the box as a function of x. 20 1x Y 13Solve the equation. 9) 4(7 - 3x) _ 1 16 Find numbers a and b, or k, so that f is continuous at every point. 10) -2. X -3