x²-2x+1 = 0 হলে, (x⁴+2x²+1)/x² এর মান-
Solution
Correct Answer: Option D
x²-2x+1 = 0
=> (x-1)2 = 0
=> x - 1 = 0
x = 1
এখন, (x⁴+2x²+1)/x² = {(x2)2 + 2.x2.1 + (1)2} /x2
= {(x2+1)2}/x2
= {(1)2 + 1}2/(1)2
= (1+1)2/ 1
= 4
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