Tuesday, 11 February 2014

LOGARITHMS B 26.

If Logax = 1/2  Loga16+ 1/3 Loga27 find x.

Solution

Logax = 1/2  Loga16+ 1/3 Loga27

Logax = Loga161/2  +  Loga271/3   

Logax = Loga 4 +  Loga3

Logax = Loga (4 x 3)

Logax = Loga 12


x = 12


TRY THIS..............

If Logax = 1/2  Loga256+ 1/3 Loga27 find x.


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