Question

A plus b into a square plus b square minus ab plus 1

Answer 1

Answer:

give the question properly

Answer 2

Answer:

(a+b)^2+b^2-ab+1.

Step-by-step explanation:

(a+b)^2=a^2+b^2+2ab

a^2+b^2+2ab-b^2-ab+1

a^2+ab+1