Question

factorise x³-5x²-x+5​

Answer 1

F

${x}^{2} (x - 5) - 1(x - 5) = 0$

O

$( {x}^{2} - 1)(x - 5) = 0$

L

$x - 5 = 0........i$

L

$x = 5$

O

${x}^{2} - 1 = 0$

W

$(x - 1)(x + 1) = 0.........ii$

$x = 1 \: or \: \: x = - 1$