Use the given graph to find the indicated limit. 7) -3 Find lim f(x). x-- The graph of y = f(x) is shown. Use the graph to answer the question. 8) Is f continuous at x =-1? --3-4-3-2. Provide an appropriate response. 9) If the limit at infinity exists, find the limit. 5x2+7x-9 lim x-= -6x+2 Determine the limit at infinity. 10) lim 8-- + X