ax = b, by = c, cz = a হয়, তবে xyz = ?

a^x = b, b^y = c, c^z = a হয়, তবে xyz = ?

A 2

B -1

C 1

D -2

Solution

Correct Answer: Option C

• c^z = a
⇒ (b^y)^z = a
⇒ b^yz = a
⇒ (a^x)^yz = a
⇒ a^xyz = a¹
⇒ xyz = 1