please help me with these questions

18 3" 22 Find the difference quotient of f; that is, find (X + h) -f(x) , h #0, for the function. h 3 f( x ) = x+8 The difference quotient is (Simplify your answer. Use integers or fractions for any numbers in the expression.) 23. Find the complex zeros of the following polynomial function. Write f in factored form. f(x) = x#+x3+23x2+25x-50 The complex zeros of f are (Simplify your answer. Type an exact answer, using radicals and i as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) Use the complex zeros to factor f. f ( x ) = (Factor completely. Type an exact answer, using radicals and i as needed. Use integers or fractions for any numbers in the expression.) all bris woled solode foetics