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Simplify log101.5 + 3 log102 − log100.3

Mathematics
JAMB 2015

Simplify log101.5 + 3 log102 − log100.3
  • A. log104
  • B. log1040
  • C. log10-40
  • D. log104-
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Correct Answer: Option B
Explanation
log101.5 + 3 log102 − log100.3

log101.5 + log1023 − log100.3

[log10(1.5 × 23) ÷ log100.3]

[log10(15/10 × 8 ) ÷ log10( 3/10)]

log10(15/10 × 8 × 10/3 )

log1040

There is an explanation video available below.


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