2 5x x 3 5 0 July 8, 2019 16 32 64 128 X 3 5x 2 9x 5 0 X 3 2x 2 5x 5 0 X 3 3x 2 5x 5 0 X 1 )( 5x 9 2 3 x 5 0 2 5x 2 x 3 5 0 by factorisation X 2 7 5x 3 3 5 0 X 3 5x 2 11x 5 0 Factor x 3 5x 2 x 5 0 Find the roots of x2 5x 2 x 3 5 0 Solve x 3 5x 2 x 5 0 3 5x ^ 2 + 25x - 10 5 = 0 6 5x 5 x 2 3 0
