1.

4 Factorise the followinga 4a2-4a1

Answer»

4a² - 4a + 1

4a² - 2a - 2a + 1

2a( 2a - 1) - ( 2a - 1)

(2a - 1) ( 2a - 1)

(2a - 1)²



Discussion

No Comment Found