solve the following questions
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question no.2 my answer are correct ya wrong pls comment me
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Answer:
x = 7 + 4√3/7 - 4√3
Given x y = 1
x² + y² = ?
x = 7 + 4√3/7 - 4√3
Since x y = 1, so
y = 1/x = 7 - 4√3/7 + 4√3
X + y = x + 1/x = 7 + 4√3/7 - 4√3 + 7 - 4√3/7 + 4√3
On solving, you can put the value in the equation,
x² + y² = x² + ( 1/x)² = (x + 1/x)² - 2
ans get the answer.
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