যদি x+1/x=4 হয় তবে x/(x2-3x+1) এর মান কত?

A 1
B 2
C -1
D 1/2

Correct Answer: 1

Given that, x + 1/x = 4(x2+1)/x=4x2+1=4xNow, x/(x2 - 3x + 1)= x/(x2 + 1 - 3x)= x/(4x - 3x)= x/x= 1
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