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If-a-number-is-20-more-than-the-other-how-much-percent-is-the-second-number-less-than-the-first-Mastermind-

Question Number 171794 by Mastermind last updated on 21/Jun/22 $$\mathrm{If}\:\mathrm{a}\:\mathrm{number}\:\mathrm{is}\:\mathrm{20\%}\:\mathrm{more}\:\mathrm{than}\:\mathrm{the}\:\mathrm{other}, \\ $$$$\mathrm{how}\:\mathrm{much}\:\mathrm{percent}\:\mathrm{is}\:\mathrm{the}\:\mathrm{second}\:\mathrm{number} \\ $$$$\mathrm{less}\:\mathrm{than}\:\mathrm{the}\:\mathrm{first}? \\ $$$$ \\ $$$$\mathrm{Mastermind} \\ $$ Terms of Service Privacy Policy…

Question-171667

Question Number 171667 by Mastermind last updated on 19/Jun/22 Answered by mindispower last updated on 19/Jun/22 $${ln}\left({y}\right)={ln}\left({x}\right){ln}\left({cos}\left({x}\right)\right)+\frac{\mathrm{1}}{\mathrm{2}}{ln}\left({x}^{\mathrm{2}} −\mathrm{5}{x}+\mathrm{3}{log}_{\mathrm{4}} \left({x}\right)\right) \\ $$$$\frac{{y}'}{{y}}=\frac{\mathrm{1}}{{x}}{ln}\left({cos}\left({x}\right)\right)−{tg}\left({x}\right){ln}\left({x}\right)+\frac{\mathrm{2}{x}−\mathrm{5}+\frac{\mathrm{3}}{{xln}\left(\mathrm{4}\right)}}{\mathrm{2}\left({x}^{\mathrm{2}} −\mathrm{5}{x}+\mathrm{3}{log}_{\mathrm{4}} \left({x}\right)\right)} \\ $$$${y}'=\left({cos}\left({x}\right)\right)^{{ln}\left({x}\right)}…

Question-171666

Question Number 171666 by Mastermind last updated on 19/Jun/22 Commented by kaivan.ahmadi last updated on 19/Jun/22 $$\mathrm{3}^{{x}} +{log}_{\mathrm{2}} {x}=\mathrm{10}\Rightarrow{log}_{\mathrm{2}} \mathrm{2}^{\mathrm{3}^{{x}} } +{log}_{\mathrm{2}} {x}=\mathrm{10}\Rightarrow \\ $$$${x}×\mathrm{2}^{\mathrm{3}^{{x}}…