x(5x - 4)
-5x2+9x-4 -5x2+9x+-4 Factors of -20 that add to equal 9 are -5 and-4 -5x2+5x+4x+-4 -5x(1x+1) + 4x(1+-1x)
(x + 1)(5x - 1)
(x + 3)(3x^2 - 4x + 6)
By splitting the Middle Term, 5X2 + 25X + 4X +20 5X(X+5) + 4(X+5) (5X+4)(X+5)
As written, -5x + 9x = 4x 4x - 4 = 4(x - 1) If that's -5x2 + 9x - 4, that factors to -(x - 1)(5x - 4)
5x2 - 14x + 8 = 5x2 - 10x - 4x + 8 = 5x(x-2) - 4(x-2) = (5x-4)*(x-2)
5x2 + 3x - 1 does not have rational factors.
7x2 -4x -5x2 +2x = 2x2 -2x
5x2 + 20x = 5x (x + 4)
5x2-46x+9 = (5x-1)(x-9)
5x2-18x+9 = (5x-3)(x-3)
5x2