FACTORIZE 1

Factorize 1-25m²

Solution

We use difference of two squares a² – b² = (a - b)(a + b)

1-25m² = 1²-5²m²       

            = 1² - (5m)²       

            = (1 - 5m)(1 + 5m)

Hence 1-25m² = (1 - 5m)(1 + 5m)  answer

TRY THIS…………….

Factorize 1 – 49y²