Question

x^2-18x-19 factorise algebraic expressions​

Answer 1

Answer:

Hope this answer helps you

Answer 2

Answer:

$= > {x}^{2} - 18x - 19 \\ \\ = > {x}^{2} - (19 - 1)x - 19 \\ \\ = > {x}^{2} - 19x + x - 19 \\ \\ = > x( x - 19) + 1(x - 19) \\ \\ = > (x + 1)(x - 19)$