If log10 2 = 0.3, then log10 8 =
0.9
0.6
1.2
none of these
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Given,
⇒ log10 8
⇒ log10 23
⇒ 3log10 2
⇒ 3 × 0.3
⇒ 0.9
Hence, option 1 is the correct option.
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If logx 0.0016 = 4, then the value of x is:
2
0.2
0.1
4
If log10 2 = 0.3010 and log10 3 = 0.4771, then the value of log10 72 =
1.8572
0.8572
0.5872
1.5872