C to your question for this
First off, you need to know how many hours there is in a day. (Which is 48 hours) After that, you need to find out how many minutes there is per hour, which is 60 minutes. Then you must multiply 60 minutes by 48 hours to find out how many minutes there is per day. (Which is 2880 minutes) Once all that is finished, you must know how many seconds there is per minute (which is 60 seconds) Lastly, you multiply 2880 minutes by 60 seconds to find out how many seconds there is per day. The answer is 17280 seconds per day
I hope this helps!!!
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Answer:</h2>
-18x^5-204x^4-722x^3-600x^2+672x-128
<h2>
Explanation:</h2>


There are multiple ways to solve this for example the foil method or the box method. I prefer to do the box method.
First we are going to set it up
After we set it up we have to solve it so first we are going to multiply

We have to add the exponent




Now we have to add them
-18x^5 stays because there is nothing to add to
Now we add the rest



And -128 stays the same

The answer is
-18x^5-204x^4-722x^3-600x^2+672x-128