Friday, 3 October 2014

FACTORIZATION 2

factorize 16 - d2

solution

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

16-d2 = 42- d2

          = (4 - d)(4 + d)

Hence 16-d2 = (4 - d)(4 + d)

TRY THIS…………….


factorize 121 - A2

No comments:

Post a Comment