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Directions: Simplify. Final answer should be written in standard form.

Please help. I've been stuck on this for a while and I still don't understand it. I asked earlier but didn't get an answer to this question. Please help and show work. Thank you!!

 Feb 11, 2019
 #1
avatar+17269 
+2

This is just kinda tedious.....expand ...... collect like terms   ...re-arrange in standard form to get

 

-15n^3+12n^2+8n+1

 

https://www.mathpapa.com/algebra-calculator.html

 Feb 11, 2019
 #3
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Thank you so much!! smiley

Guest Feb 11, 2019
 #2
avatar+17269 
+1

Here is the webpage calculator...

 

 Feb 11, 2019

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