Notebook cost $8.50 plus sales tax. After sales tax, The Notebook is $8.86. What is the sale tax rate?
1 answer:
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Answer: SECOND OPTION
Step-by-step explanation:
Substitute any value of <em>n</em> shown in the table attached into each function given in the options, and observe if you obtain the value of shown in the table.
Let's substitute n=1 (According to the table, you need to obtain ):
<u>For the first option:</u>
<u>For the second option:</u>
THIS IS THE FUNCTION
<u>For the third option:</u>
<u>For the fourth option:</u>
Therefore, the answer is the second option.