Question

Simplify (a + b + c)(a + b -c).

Answer 1

Answer:

Hey mate here is your answer.

Step-by-step explanation:

(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+b²-c²+2ab.

Hope it helps you,

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