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Grade: 12th pass

                        

Log_a 10, log_b 10, log_c 10 are in which progression, if a , b , c , are in gp?

3 years ago

Answers : (1)

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137 Points
							
if a,b,c are in  numbers are in gp then b2=ac, and if we take log on both sides then it will become  2logb=loga + logc. therefore loga, logb, logc are in AP. only possible when a,b,c are positive numbers.
3 years ago
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