Simplify the rational expression. –

Determine which of the rational functions given below has a “hole” in its graph at x = 4

Find the vertical asymptote(s) of the graph of the given function. f(x) = Select all that apply.

Solve the problem.A rectangular patio has an area of 2m3+ 14m2+ 6m- 54. Find the length if the width is 2m+ 6.

Solve the inequality.(a + 6)(a + 3)(a – 5) > 0