Easy
1 point
ID: #28656
Question
x² - 3x + 1 = 0 হলে (x - 1/x)⁴ এর মান-
Options
1
3
Correct Answer
2
7
Correct Answer
3
25
Correct Answer
4
52
Correct Answer
Explanation
দেওয়া আছে, x² - 3x + 1 = 0 বা x+1/x = 3। আমরা জানি, (x-1/x)² = (x+1/x)² - 4 = 3² - 4 = 5। অতএব, (x-1/x)⁴ = 5² = 25।
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Type
Single Choice
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