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#1 2017-10-04 04:52:19

shakeel123
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If (x + 1/x)² = 3, then x² + 1/x² =?

9th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Maths Online 9th Class Test Lesson 3 Logarithms

Question:
If (x + 1/x)² = 3, then x² + 1/x² =?

Option A):
3
Option B):
1
Option C):
4
Option D):
2

Correct Answer is Option B):
1


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2017-10-04 04:52:19

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Re: If (x + 1/x)² = 3, then x² + 1/x² =?



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