|x-1dx=কত?

A ∞
B 1nx
C x°
D 1n|x|

Correct Answer: 1nx

ধরি, সংখ্যাটি x<math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>&#x2234;</mo></math>2x + 5 = 7 + x<math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>&#x2234;</mo></math> x = 2
Bissoy MCQ

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