SOLUTION: Answer for 2log2-2log5

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Question 1120523: Answer for 2log2-2log5
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
What do you want? Single expression?

log%28%282%5E2%29%29-log%28%285%5E2%29%29

log%28%28%282%5E2%29%2F%285%5E2%29%29%29

log%28%28%282%2F5%29%5E2%29%29

Answer by ikleyn(52815) About Me  (Show Source):
You can put this solution on YOUR website!
.
2*log(2) - 2*log(5) = log%28%282%5E2%29%29+-+log%28%285%5E2%29%29 = log%28%284%29%29+-+log%28%2825%29%29 = log%28%284%2F25%29%29 = log%28%28%284%2A4%29%2F%2825%2A4%29%29%29 = log%28%28%282%5E4%29%2F100%29%29 = log%28%282%5E4%29%29+-+log%28%28100%29%29 = 4*log(2) - 2.