Please help me with these problems asap!

7. [-/6.66 Points] DETAILS LARCALC11 1.5.004. Consider the following function and graph. f(x) = 1 x + 2 N X -1 Determine whether f(x) approaches co or -co as x approaches -2 from the left and from the right. (a) lim f(x) x - -2 (b) lim f(x) x- -24. [0/6.66 Points] DETAILS PREVIOUS ANSWERS Find the limit. (If an answer does not exist, enter DNE.) lim 2(x + Ax) - 2x Ax - 0 Ax X Submit Answer3. [2.22/6.66 Points] DETAILS PREVIOUS ANSWERS LARCALC11 1.3.026. Find the limits. f(x) = 2x2 - 3x + 3, g(x) = Vx+3 (a) lim f(x) = 5 X-2 (b) lim g(x) = X-5 (c) lim g(f(x)) = x-21. [-/6.66 Points] DETAILS LARCALC11 1.2.017. MY N sin 5x lim Create a table of values for the function and use the result to estimate the limit. Use a graphing utility to graph the function to confirm your result. (Round your answers to four decimal places. If an answer does not exist, enter DNE. X-0 X X -0.1 -0.01 -0.001 0.001 0.01 0.1 f(x) lim sin 5X x X-0 X