Answer: 0.9
Step-by-step explanation:
<u>Let x be the number</u>
<u>Determine the value of the number</u>
x² = 81
√x² = √81
x = 9
<u>Find the 10% of the number</u>
Final number = rate of percentage × original number
Final number = 10% × 9
Final number = 
Hope this helps!! :)
Please let me know if you have any questions
They can be equal if the absolute value of b is 1.
The answer to this question is....