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1-2-log-4-36-log-6-64-




Question Number 177360 by jlewis last updated on 04/Oct/22
1/2 log_4 36 ×log_6 64
1/2log436×log664
Answered by TheHoneyCat last updated on 08/Oct/22
=(1/2)log_4 (4×9)×log_6 (6×9)  =(1/2)(log_4 4+log_4 9)(log_6 6+log_6 9)  =(1/2)(1+((ln9)/(ln4)))(1+((ln9)/(ln6)))  =(1/2)(1+((2 ln3)/(2 ln2)))(1+((2 ln3)/(ln2+ln3)))  =(1/2)(1+((ln3)/(ln2)))(1+((2 ln3)/(ln2+ln3)))  =(1/2) ×((ln2 + ln3)/(ln2))×((ln2 + 3 ln3)/(ln2+ln3))  =((ln2 + 3 ln3)/(2 ln2)) _□
=12log4(4×9)×log6(6×9)=12(log44+log49)(log66+log69)=12(1+ln9ln4)(1+ln9ln6)=12(1+2ln32ln2)(1+2ln3ln2+ln3)=12(1+ln3ln2)(1+2ln3ln2+ln3)=12×ln2+ln3ln2×ln2+3ln3ln2+ln3=ln2+3ln32ln2◻

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