Question

x square - 17 X + 16 ​

Answer 1

$= {x}^{2} - 17x + 16 \\ = {x}^{2} - 16x - x + 16 \\ = x(x - 16) - 1(x - 16) \\ = (x - 1)(x - 16)$

Answer 2

Answer:

x² - 17x + 16

= x² - x - 16x + 16

= x( x - 1) - 16( x - 1)

= ( x - 1)( x - 16)

this is the required factorisation.