Let f(x) = -1/ (a) Simplify Algebraically simplify your answer until you have cancelled out the factor of h in the denominator. f(5+h)-f(5) h (b) Evaluate lim (5+h)-f(5) h-0 If an answer does not exist, enter DNE. (c) Determine the equation of the line tangent to y = f(x) at x = 5. y = Let f(x) = =x. (a) Simplify f(5+h)-f(5) h Algebraically simplify your answer until you have cancelled out the factor of h in the denominator. (b) Evaluate lim (5+h)-f(5) h-0 h If an answer does not exist, enter DNE. (c) Determine the equation of the line tangent to y = f(x) at x = 5. y =