Question 6 5 pts A piecewise function is given. Use the properties of limits to find the indicated limits, or state that the limit does not exist. ( 4x - 5 if x 1 a. lim f(x) b. lim f(x) C. lim f(x) x-d x-1 x-d O a. - 7 b. - 1 C. -8 b. -1 c. does not exist does not existD Question 7 Give an appropriate answer. Let lim f(x) = 243. Find lim VR(x) . x - 5 x 0 6 0 5 0 3 243 viousC Question 8 Solve the problem. Given lim f(x) = L, lim f(x) = Lr, and L # Lr, which of the following statements is true? x-0 x -01 1. lim f(x) = LI x-0 11. lim f(x) = Lr 1/1. lim f(x) does not exist. x-0 O noneProvide an appropriate rest Is f continuous at f(0)? -x2+1 -1