Anku Asked a Question
August 7, 2020 11:34 ampts 30 pts
pls explain why we are adding with that only ....how to determine that ...pls explain the concept behind that pls
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  • Deepak singh Best Answer
    because 0= 9 mod(3 ) satisfies equation 2 , they have added to get desired result
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    Anku
    thanks a lot sir
  • Deepak singh thankyou
    see attached
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    Deepak singh
    it is the property of congruence relation
  • Deepak singh
    see , in place of 9 if there is 6 ( 6 also satisfying equation 2) , then we are getting fractional that's why they have taken 9 to reduce fractional
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    Deepak singh
    it might clear your doubt