question 6 :

6. Given functions x] = 2 {1' + 1)2 + 6 and g(;r) = 63:3 + 9:132 + :1: + 8, (a) The graphs of functions f and g intersect each other at three points. Find the [any] coordinates of those points. (h) Sketch thcgraphs offunctions f and g on the same set of axes. You may use technology to help youJ although your sketch does not need to be precise as long as the essential features are indicated. (c) Determine the total area of the region{s) enclosed by the graphs of f and 9. [41313 15mEIJ'l-t5l