216 points max (108%: simplify using positive exponents. 4 5 2 3 x3 (x y z : factor completely. 2 2 7 1 = 0. 5 x by using the quadratic formula a. 2: find the equation of the line with slope 3 that passes through (4,5, find the equation of the line passing through ( ,18: are the lines y your answer using slopes to guide you. y = ( 3. Explain: graphing the following a. b. c. d. f f f f, given (x) (x) (x) (x) f x x. = 7 4 + 8 3 6 x g (x) 4x (2x f (x) f (x) if f 1 (x) if: two positive numbers add up to 20. Find the numbers so that their product is a maximum: suppose a farmer has 600 feet of fencing to make a rectangular garden. Find the maximum garden area. y = 3 4 x: graph, graph y = x2.