Question

If x= √5 and y=2√5,evaluate x²+y²?​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer: 25

Step-by-step explanation:

x= root 5

y= 2 root 5

  y^2 + y^2

= root5^2 +2root5^2

= 5+2root5^2

=5+4x5

=5+20

=25