Evaluate the following without using log tables :
log 8 + log 25 + 2 log 3 − log 18
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Given log10 x = a, log10 y = b,
(i) Write down 10a + 1 in terms of x.
(ii) Write down 102b in terms of y.
(iii) If log10 P = 2a − b, express P in terms of x and y.