Rewrite as a single logarithmic expression:
$3x^{4}$times $x^{2}$$+x^{2}$-x =
$3x^{7}$
$3x^{9}$
$x(3x^{5}$-x+1)
$x(3x^{5}$+x-1)
$3x^{5}$+x-1
