My answer is A. My answer is correct.
Answer:
becasue of what you just did no offense
Explanation:
Answer:
Start your letter with “Dear” followed by your teacher's name. This is a polite form of greeting known as a salutation. Include the title you use for your teachers, such as Mr., Mrs., Miss, Ms., or Coach. Use the name your teacher prefers.
Explanation:
The simplified expression is 
Explanation:
The expression that we have in this problem is

We want to simplify this expression: in order to do so, we apply the rule to solve the square of a binomial:

Where in our expression, we have:

So, the various terms are:

Therefore, the final expression becomes

Learn more about simplify expressions:
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