Answer:
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Step-by-step explanation:
Answer:

Step-by-step explanation:
The given expression is
.
The technique that can be used to factor this polynomial is the difference of two squares.
We rewrite the two expressions as;

Recall that;



Answer:
12
Step-by-step explanation:
Answer:
m x 4 = 12?
Answer is this is right, then m is 3.