Question

Factorise: 8x^2-40x+50

Answer 1

$\huge\boxed {Answer}$

8x² - 40x + 50

=> 2(4x² - 20x + 25)

=> 2 { 4x² - 10x - 10x + 25 }

=> 2 { 2x(2x - 5) - 5(2x - 5) }

=> 2 (2x - 5) (2x - 5)

=> 2(2x - 5)²