zonitaeang zonitaeang

14-10-2021
Mathematics

contestada

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

Respuesta :

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.

Answer Link

hemant99833 hemant99833

14-10-2021

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

Ver imagen hemant99833

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