Respuesta :
The Simplification of the given expression : [tex]10n -n ^2 - 9[/tex]
What is simplification of an expression?
Usually, simplification involves proceeding with the pending operations in the expression.
Simplification usually involves making the expression simple and easy to use later.
Brayden wants to simplify the given expression;
[tex]4n - (n -3)^2[/tex]
He begins by distributing the negative to the terms inside the parentheses. This is a wrong approach to simplify the given expression.
He should have done the following steps;
First square the term, then distribute the negative sign and then combine the like terms.
[tex]4n - (n -3)^2[/tex]
Simplification of the given expression:
[tex]4n - (n ^2 - 6n + 9)\\\\4n -n ^2 + 6n - 9\\\\10n -n ^2 - 9[/tex]
Learn more about expression here;
https://brainly.com/question/14083225
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