Iflogab+logba=log(a+b),then−Iflog⁡ab+log⁡ba=log⁡(a+b),then− – McqOptions

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1.	Iflogab+logba=log(a+b),then−Iflog⁡ab+log⁡ba=log⁡(a+b),then−
A.	a + b = 1
B.	a - b = 1
C.	a = b
D.	a2 - b2 = 1
Answer» B. a - b = 1

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