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Question Number 191518 by leandrosriv02 last updated on 25/Apr/23 Commented by MATHEMATICSAM last updated on 26/Apr/23 $$\mathrm{No}\:\mathrm{need}\:\mathrm{to}\:\mathrm{use}\:\mathrm{log} \\ $$$${a}^{{m}} \:=\:{a}^{{n}} \:\mathrm{then}\:{m}\:=\:{n} \\ $$ Terms of…
Question Number 191392 by Mingma last updated on 23/Apr/23 Answered by Frix last updated on 23/Apr/23 $$\frac{\sqrt{\mathrm{ln}\:{n}}}{\:\sqrt{\mathrm{ln}\:{b}}}=\frac{\mathrm{ln}\:{n}}{\mathrm{2ln}\:{b}}\:\Rightarrow\:\mathrm{ln}\:{n}\:=\mathrm{4ln}\:{b} \\ $$$$\frac{{b}\mathrm{ln}\:{n}}{\mathrm{ln}\:{b}}=\frac{\mathrm{ln}\:{bn}}{\mathrm{ln}\:{b}}\:\Rightarrow\:\mathrm{ln}\:{n}\:=\frac{\mathrm{ln}\:{b}}{{b}−\mathrm{1}} \\ $$$$\Rightarrow \\ $$$$\mathrm{4ln}\:{b}\:=\frac{\mathrm{ln}\:{b}}{{b}−\mathrm{1}}\:\Rightarrow\:{b}=\frac{\mathrm{5}}{\mathrm{4}}\:\Rightarrow\:{n}=\frac{\mathrm{625}}{\mathrm{256}} \\ $$…
Question Number 191155 by mathlove last updated on 19/Apr/23 Answered by mahdipoor last updated on 19/Apr/23 $${log}\left({xy}\right)={log}\left({x}\right)+{log}\left({y}\right)\Rightarrow{x}={a}\:,\:{y}=\mathrm{1}+\frac{{b}}{{a}}\:\Rightarrow \\ $$$${log}\left({a}+{b}\right)={log}\left({a}\right)+{log}\left(\mathrm{1}+{b}/{a}\right) \\ $$$$…….. \\ $$$${b}=\mathrm{10}^{{B}} \:,\:{a}=\mathrm{10}^{{A}} \:,\:{c}=\mathrm{10}^{{C}}…
Question Number 59401 by Pranay last updated on 09/May/19 $$\mathrm{5}{log}_{\mathrm{4}\sqrt{\mathrm{2}}} \left(\mathrm{3}−\sqrt{\mathrm{6}}\:\right)\:−\mathrm{6}{log}_{\mathrm{8}} \left(\sqrt{\mathrm{3}}−\sqrt{\mathrm{2}}\right) \\ $$ Answered by prakash jain last updated on 10/May/19 $$\mathrm{4}\sqrt{\mathrm{2}}=\left(\sqrt{\mathrm{2}}\right)^{\mathrm{5}} \\ $$$$\mathrm{8}=\left(\sqrt{\mathrm{2}}\right)^{\mathrm{6}}…
Question Number 124880 by WilliamsErinfolami last updated on 06/Dec/20 $${Solve}\:{for}\:{x} \\ $$$${x}^{{log}_{\mathrm{5}} \mathrm{3}{x}} =\mathrm{12}{x} \\ $$ Answered by mr W last updated on 06/Dec/20 $$\left(\mathrm{log}_{\mathrm{5}}…
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Question Number 59147 by Pranay last updated on 05/May/19 $$\underset{\mathrm{1}°} {\overset{\mathrm{89}°} {\sum}}\:{log}_{\mathrm{2}} {tan}\:{r}° \\ $$ Answered by ajfour last updated on 05/May/19 $$=\mathrm{log}\:_{\mathrm{2}} \mathrm{1}=\mathrm{0}\:. \\…
Question Number 188752 by Soma last updated on 06/Mar/23 Commented by Yacouba last updated on 06/Mar/23 $$\mathrm{D}{f}=\:\left\{{x}\in\mathbb{R}/{x}>\mathrm{0}\:{et}\:\mathrm{ln}{x}\neq\mathrm{0}\right\} \\ $$ Answered by a.lgnaoui last updated on…