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Statement 1 | |||||
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| log 10 15 | = log10 (3·5) |
| = log10 3 + log10 5 | |
| = 0.4771 + 0.6990 | |
| = 1.1761 . |
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Statement 2 | |||||
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| =
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| = log10 10 - log10 3 | |
| = 1 - 0.4771 | |
| = 0.5229 . |
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Statement 3 | |||||
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| log10 16 | = log10 (24) |
| = 4·log102 | |
| = 4·0.3010 | |
| = 1.2040 . |
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Statement 4 | |||||
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| log105 | =
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=
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| = 0.6990 . |
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