<h2>
Hello!</h2>
The answer is:

<h2>Why?</h2>
The quadratic formula is:

We have that:

By substituting we have:


Have a nice day!
Answer:
A two column proof is a method to prove statements using properties that justify each step. The properties are called reasons.
Step-by-step explanation:
hope dis helps!
Answer:
option c (-2,1)
Step-by-step explanation:
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Answer:

Step-by-step explanation:
Given
--- [Missing in question]
Required
Select equivalent expression

Associative property states that:

In this case:



So, we have:


B. is correct
No it's not the same.
First of all, miles is used for length while mi2 is used for Area.
Second, if the length of each side is 10 miles , the total area would be 10 x 10 = 100 mi2
hope this helps