6 4 6 et f f(x) dx = 9, ["^* f(x) dx = 9, * f(x) dx = 4. 3 5 a [ = [ f(x) dx Find and Soft 5 - 9f(x) - 9 dx = The sum can be written as a single integral in the form Determine a and b. a = 2 5 -1 [ ^ f(x) dx + f(x) dx [ ^_^ f(x) dx -2 b = b ['s f(x) dx