Question
The least value of 2log100a−loga(0.0001), a>1 is
Answer: Option C
:
C
E=2log100a−loga(100)−2
=[2log100a+2loga100]
≥2.2[log100a.loga.100]12
=4[logaa]12=4
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:
C
E=2log100a−loga(100)−2
=[2log100a+2loga100]
≥2.2[log100a.loga.100]12
=4[logaa]12=4
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