Let 14 if x 6. Sketch the graph of this function and find the following limits, if they exist. (If a limit does not exist, enter DNE.) 1. lim f(x)= x- -7- 2. lim f(x)= *- - 7+ lim f(x)= -7-7 4. lim f(x)= x-6 5. lim f(x)= x-6+ 6. lim f (x) = x-+6