যদি ap = b, bq = c এবং cr = a হয় তবে pqr = কত?

B 1

C 2

D 3

Solution

Correct Answer: Option B

ap = b, bq = c এবং cr = a

এখানে, 
cr = a
⇒ (bq)r = a
⇒ bqr = a
⇒ (ap)qr = a
⇒ apqr = a1
∴ pqr = 1

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