p - (6/p) = 1, 6/(p2 - p - 1) এর মান কত?
Solution
Correct Answer: Option C
p - (6/p) = 1
বা, (p² - 6)/p = 1
বা, p² - 6 = p
বা, p² - p = 6
∴ 6/(p² - p - 1)
= 6/(6 - 1) [∵p² - p = 6]
= 6/5
বা, (p² - 6)/p = 1
বা, p² - 6 = p
বা, p² - p = 6
∴ 6/(p² - p - 1)
= 6/(6 - 1) [∵p² - p = 6]
= 6/5
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