± 9.2
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The square root of 7225 is 85.
the square root of 85 is totally easy it took me a while but i finally got it. it is 9.2195445, that is so totally complicated but take your time and you will get it. imagine that your teacher gave you this problem and you are only in 6th grade so unfair!!!!!
It is an irrational number which is 9.2 to 1 decimal place
The Spanish municipality of Alameda is approximately 85 square kilometers.
x² - 18x - 4 = o x² - 18x = 4 x² - 18x + (18/2)² = 4 + (18/2)² x² - 18x + 81 = 4 + 81 (x - 9)² = 85 x - 9 = ±√85 x = 9 ±√85 x = 9 + √85 or x = 9 - √85 if you are still confused, i want you to follow the related link that explains the concept of completing the square clearly.