Question

simplify (a+b+c) × (a+b+c) ​

Answer 1

Answer:

(a+b+c)(a+b+c)

=a(a+b+c)+b(a+b+c)+c(a+b+c)

=a²+ab+ac+ab+b²+bc+ac+bc+c²

=a²+ab+ab+ac+ac+bc+bc+b²+c²

=a²+b²+c²+2ab+2ac+2bc

Answer 2

Step-by-step explanation:

=> (a+b+c)x(a+b+c)

=> (a+b+c)^2

= a^2+b^2+c^2-2ab-2bc-2ca

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