Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Find the value of
(i)log 10 5.log 10 20 + (log 10 2) 2
(ii) 
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(i) log 10 (log 10 5 + 2log 10 2) + (log 10 2) 2 = (log 10 5 + log 10 2) 2 = (log 10 10) 2 = 1
(ii) 
= = 2 2 + 7 2 – 5 3 = 53 – 125 = – 72
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