6. Determine the end behavior of the metions. a) f(x) = 0.5x'-4x'(x'+1) b) f(x) = 3x x\" 7. Find the xintercepts of the polynomial functions: a) x} = x (32 2:: 8) b) x) : (z + 3)[4;.-;9 _ 1) 8. Use long division to divide. Specify the quotient and the remainder. (3929' 52: +4) + (392+ 1)