Tuesday 26 December 2017

LOGARITHMS 7


If Logax = 4, find Loga(1/x5)

Solution

= Loga(1/x5)

= Logax-5          [since 1/an = a-n]

= -5 x Logax    [since Logaxn   = nLogax ]

= -5 x 4

= -20 answer

TRY THIS………..


If Logab= 33, find Loga(1/b4)

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