SOLUTION: square root of 243 x^7 y^9 I have tried it this way square root of 9x27 x^7 y^9 3times the sqrt of 27x^7y^9 3 times the sqrt of 9x3 x^7y^9 3x3 times the sqrt of 3x^7Y

Algebra ->  Square-cubic-other-roots -> SOLUTION: square root of 243 x^7 y^9 I have tried it this way square root of 9x27 x^7 y^9 3times the sqrt of 27x^7y^9 3 times the sqrt of 9x3 x^7y^9 3x3 times the sqrt of 3x^7Y      Log On


   

Question 618130: square root of 243 x^7 y^9
I have tried it this way
square root of
9x27 x^7 y^9
3times the sqrt of 27x^7y^9
3 times the sqrt of 9x3 x^7y^9
3x3 times the sqrt of 3x^7Y^9
9 times the sqrt of 3x^7y^9
9y^3 times sqrt of 3x^7
9Y^3X^2 Times the sqrt of 3x^1
Found 2 solutions by solver91311, Alan3354:
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


You made your error at:

because 2 goes into 9 four times with a remainder of one.

, so

Similarly



Putting it all back together:

John

My calculator said it, I believe it, that settles it
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Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
square root of 243 x^7 y^9
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= 9x%5E3y%5E4%2Asqrt%283xy%29