log 4 + log 25 is equal to log (4 * 25), which simplifies to log 100.
Using the logarithmic identity log a + log b = log (a * b), we can combine the logarithms of 4 and 25. Since 4 multiplied by 25 equals 100, log 4 + log 25 simplifies to log 100.
Therefore, log 4 + log 25 = log 100.
Log 4 + log25
10. 10
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