If x = 1, then x^2 + 1/x^2 = _____?
- 2
- 4
- 3
- None of these
Explanation
Given x = 1:
x² + 1/x² = 1² + 1/1²
= 1 + 1
= 2
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اس سوال کو وضاحت کے ساتھ پڑھیں
- (t² + 4)(t - 2)(t - 2)
- (t² - 4)(t² - 4)
- (t² + 4)(t + 2)(t - 2)
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- +4
- -4
- +16
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
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