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klasskru [66]
2 years ago
15

Expand (n+5)^2 by rewriting the expression a multiplication of n 5 by itself and using the FOIL

Mathematics
1 answer:
damaskus [11]2 years ago
8 0
(n+5) ^{2} = (n+5)(n+5)

Now we use FOIL to rewrite the expression.

FOIL is:
First
Outer
Inner
Last

That's the order we will be distributing the variables in the parentheses.

n^{2} + 5n +5n +25

Combine like terms:
n^{2}+10n+25

That's your final answer.

Hope that helps.

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