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Polynomials and powers

What is 3n(8n to the 2nd power-2n)? How did you get this?

Solution Preview

The given problem is ambiguous because of the way it is worded. 8n to the second power can be written as 8n2 or (8n)2. It can be written in 2 ways.
a. 3n(8n2-2n) or
b. 3n{(8n)2-2n)}
a. 3n(8n2-2n)
Now multiply the ...

Solution Summary

This shows how to simplify polynomial exponents.