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Question

Nihaal S.B

2 years, 4 months ago

If y = sqrt(5+sqrt(5-y)), find the value of y. Hint: The value is irrational

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Parth Solanki

2 years, 4 months ago

square it and take 5 on another side and again square it.

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Shiv Raj

2 years, 4 months ago

y^4 - 10y^2 + y + 20 = 0
letting y^2=k
k^2 - 10k + sqrt(k) + 20 = 0
Don't know how to proceed ahead

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sana samrin

2 years, 4 months ago

What is the answer?

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