zonitaeang zonitaeang
  • 14-10-2021
  • Mathematics
contestada

If x =root 7+root5 and y=root7-root5 find xy​

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priyodiptobasak
priyodiptobasak priyodiptobasak
  • 14-10-2021

Step-by-step explanation:

x=√7+√5, y=√7-√5

therefore, xy = (√7+√5)(√7-√5) = 7-5 = 2.

Hope this helps you.

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hemant99833
hemant99833 hemant99833
  • 14-10-2021

final answer will be 2 because √a×√a= a

Ver imagen hemant99833
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