যদি log(a/b) + log(b/a) = log(a + b) হয়, তবে-

Created 1 year ago | Updated 6 hours ago
(ক) a + b = 1
(খ) a – b = 1
(গ) a = b
(ঘ) a2 – b2 = 1
No explanation available.

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