Saturday, 4 October 2014

LOGARITHMS 7

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

Solution

Logax = 1/2  Loga256+ 1/3 Loga27

Logax = Loga2561/2  +  Loga271/3   

Logax = Loga 16 +  Loga3

Logax = Loga (16 x 3)

Logax = Loga 48

x = 48


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

If Logax = 1/2 Loga576+ 1/3 Loga216 find x.



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