Solve x 4 2 3 x 12 July 8, 2019 16 32 64 128 Solve x 1 )( x 2 )( x 3 )( x 4 )= 120 Solve x 2 6 11 x 3 1 4 3x 4 12 Solve − 4 x 3 − 2x 2 + 12x = 0