Saturday 28 February 2015

LOGARITHMS 2


If Logax = 1/2  Loga16+ 1/3 Loga125 find x.

Solution

Logax = 1/2  Loga16+ 1/3 Loga125

Logax = Loga161/2  +  Loga1251/3   

Logax = Loga 4 +  Loga5

Logax = Loga (4 x 5)

Logax = Loga 20

x = 20

TRY THIS………………


If Logax = 1/3  Loga216+ 1/4 Loga625 find x.

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