Question

factorise the following term::--
${a}^{2} + {b}^{2}$

Answer 1

Hey there!!!

we know ..

( a + b )² = a²+ b² + 2ab

=> a²+b² = ( a + b )²- 2ab


Hope this helps you !!

Answer 2

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

= a^2+b^2+2ab
= a^2+2ab+b^2