Question

x-2y-x^2+4y^2 factorise the following​

Answer 1

Answer:

x-2y-x^2+4y^2

=(x-2y)-(x^2+4y^2)

Answer 2

Step-by-step explanation:

,

= x - 2y - x² + 4y²

= (x - 2y) - (x² - 4y²)

= (x - 2y) - (x + 2y) (x - 2y)

= (x - 2y) (1 - x - 2y),