Monday, 15 January 2018

LOGARITHMS 8


If Logax = 40, find Loga(1/x5)

Solution

= Loga(1/x5)

= Logax-5          [since 1/an = a-n]

= -5 x Logax    [since Logaxn   = nLogax ]

= -5 x 40

= -200 answer

TRY THIS………..


If Logab= 300, find Loga(1/b4)



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