9x²=6x-2 হলে (81x⁴+4)/9x³ এর মান -

A -2

C 2

D 3

Solution

Correct Answer: Option B

দেওয়া আছে ,
     9x²=6x-2
বা, 9x²+2=6x
বা, (9x²+2)²=(6x)²
বা, (9x²)²+2.9x².2+4=36x²
বা, 81x⁴+36x²+4=36x²
বা, 81x⁴+4=0
∴  (81x⁴+4)/9x³
=  0/9x³
=  0

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