Simplify.
−3x3(−2x2+4x−3)
−5x5+x4−6x3
6x5−12x4+9x3
−6x6−12x4+9x3
6x6−12x3+9
−3x3(−2x2+4x−3)
−5x5+x4−6x3
6x5−12x4+9x3
−6x6−12x4+9x3
6x6−12x3+9