(1 point) Evaluate the limit: x+9 lim DNE x->-9 81 - x2 (WeBWork understands "infinity", "-infinity", and "DNE", as well as numerical answers.)(1 point) Evaluate the limits: sin(-7x/8) lim = (-pi/24) x->0 3x sin(-7(x/8) lim X->00 3x sin(-7(x/8) lim 0 x -> - 3x (WeBWork understands "infinity", "-infinity", and "DNE", as well as numerical answers.)(1 point) Find the limit: 7- x| lim = 0 X->-7 7+x WeBWork understands "infinity", "-infinity", and "DNE", as well as numerical answers.)