Help plz! (a + b - c)(a + b + c) multiplying polynomials

Mathematics

1 answer:

saul85 [17]3 years ago

5 0

Answer:

a^2 + 2ab + b^2 - c^2

Step-by-step explanation:

When you multiply all the terms together you get a^2 + ab + ac + ab + b^2 + bc - ac - bc - c^2. Then you can just combine like terms and simplify it to a^2 + 2ab + b^2 - c^2. Hope this helps :)

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