Question

resolve into factor using algebraic identities (a+b) ^4 + 4​

Answer 1

Step-by-step explanation:

= {(a+b)^2}^2+4

= (a^2+b^2+2ab)^2 +4. {( a+b)^2 }

= (a^2+b^2+c^2+2ab+2bc+2ca)+4.

= (a+b+c)^2+4