Please help with 6-10. Please show your work so I can learn, thank you!

6. Determine the end behavior of the polynomial function f(x) = 2180 + 3x x2). 7. Write the quadratic function f(x) = x2 4x - 5 in vertex form. Then. give the vertex and axes intercepts. Zeros 8; Graphs of Polynomial Functions 8. Find all zeros, noting multiplicities, of the function f(x) = (x + 3)2(2x 1)(x + 1)3. 9. Find all zeros. noting multiplicities. of the function f(x) = x5 + 4x4 + 4x3. 10. Find all zeros, noting multiplicities, of the function f(x) = x3 4x2 + x 4