Question

Q.3 Factorise.
(i) a-2ab+b? - ?
(ii) m* - 256​

Answer 1

Answer:

HY

Step-by-step explanation:

1]Break down the expression into a simpler form by regrouping and putting brackets.

a2-b2+2ab

= (a2+b2+2ab)

=-(a+b)^2

2] =(m2 )2 −162  =

(m2 −16)(m2+16)=

(m2 −42 )(m2 +16)

=(m−4)(m+4)(m2 +16)