Question Number 132031 by mathlove last updated on 10/Feb/21 Commented by kaivan.ahmadi last updated on 10/Feb/21 $${p}\left({x}\right)={f}\left({x}\right)\left({x}−\mathrm{1}\right)+\mathrm{3}={g}\left({x}\right)\left({x}+\mathrm{1}\right)+\mathrm{7} \\ $$$${p}\left(\mathrm{1}\right)=\mathrm{3},{p}\left(−\mathrm{1}\right)=\mathrm{7} \\ $$$${p}\left({x}\right)={t}\left({x}\right)\left({x}^{\mathrm{2}} −\mathrm{1}\right)+{k}\left({x}\right) \\ $$$${p}\left(\mathrm{1}\right)={k}\left(\mathrm{1}\right)\Rightarrow{k}\left(\mathrm{1}\right)=\mathrm{3}\Rightarrow\left(\mathrm{1},\mathrm{3}\right)\in{k} \\…
Question Number 893 by Karting7442 last updated on 14/Apr/15 $$\:\:\frac{−\mathrm{12}+{x}}{\mathrm{11}}=−\mathrm{3}\:\:\:\:\:\:\:\:{check} \\ $$$$ \\ $$$$\:\:\:{what}\:{is}\:{x}?\:{also}\:{check}\:{it}. \\ $$ Answered by prakash jain last updated on 14/Apr/15 $$−\mathrm{12}+{x}=−\mathrm{33}…
Question Number 892 by Karting7442 last updated on 14/Apr/15 $$\frac{−\mathrm{5}+{x}}{\mathrm{22}}=−\mathrm{1}\:\:\:\:\:\:\:\:\:\:\:\:{check} \\ $$$$\:\: \\ $$$$\:\:\:{what}\:{is}\:{x}?{also}\:{check}\:{it}. \\ $$ Answered by prakash jain last updated on 14/Apr/15 $$\frac{−\mathrm{5}+{x}}{\mathrm{22}}×\mathrm{22}=−\mathrm{1}×\mathrm{22}…
Question Number 888 by Karting7442 last updated on 14/Apr/15 $$\frac{{x}+\mathrm{9}}{\mathrm{2}}=\mathrm{3} \\ $$$${what}\:{is}\:{x}? \\ $$ Answered by 123456 last updated on 14/Apr/15 $$\frac{{x}+\mathrm{9}}{\mathrm{2}}=\mathrm{3} \\ $$$$\frac{{x}+\mathrm{9}}{\mathrm{2}}×\mathrm{2}=\mathrm{3}×\mathrm{2} \\…
Question Number 880 by arnav last updated on 11/Apr/15 $${Solve} \\ $$$$\frac{{x}+\mathrm{3}}{{x}−\mathrm{3}}<\mathrm{1} \\ $$ Answered by 123456 last updated on 11/Apr/15 $$\frac{{x}+\mathrm{3}}{{x}−\mathrm{3}}−\mathrm{1}<\mathrm{0} \\ $$$$\frac{{x}+\mathrm{3}−{x}+\mathrm{3}}{{x}−\mathrm{3}}<\mathrm{0} \\…
Question Number 867 by sagarwal last updated on 03/Apr/15 $$\mathrm{Solve} \\ $$$$\mathrm{4}{x}−\mathrm{3}{y}=\mathrm{7}{xy} \\ $$$$\mathrm{3}{x}+\mathrm{2}{y}=\mathrm{18}{xy} \\ $$ Commented by 123456 last updated on 03/Apr/15 $$\begin{cases}{\mathrm{4}{x}−\mathrm{3}{y}=\mathrm{7}{xy}}\\{\mathrm{3}{x}+\mathrm{2}{y}=\mathrm{18}{xy}}\end{cases} \\…
Question Number 131932 by kaivan.ahmadi last updated on 09/Feb/21 $${if}\:{x}=\mathrm{18}\:{and}\:{y}=\mathrm{17}\:{then}\:{find} \\ $$$$\left({x}+{y}\right)\left({x}^{\mathrm{2}} +{y}^{\mathrm{2}} \right)\left({x}^{\mathrm{4}} +{y}^{\mathrm{4}} \right)\left({x}^{\mathrm{8}} +{y}^{\mathrm{8}} \right) \\ $$ Answered by Dwaipayan Shikari last…
Question Number 850 by sagarwal last updated on 25/Mar/15 $$\mathrm{Solve}\:\mid\mathrm{2}{x}+\mathrm{4}\mid\geqslant\mathrm{14} \\ $$ Answered by 123456 last updated on 25/Mar/15 $$\mid\mathrm{2}{x}+\mathrm{4}\mid\geqslant\mathrm{14} \\ $$$$\mathrm{2}{x}+\mathrm{4}\leqslant−\mathrm{14}\vee\mathrm{2}{x}+\mathrm{4}\geqslant\mathrm{14} \\ $$$$\mathrm{2}{x}\leqslant−\mathrm{18}\vee\mathrm{2}{x}\geqslant\mathrm{10} \\…
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Question Number 66382 by ajfour last updated on 13/Aug/19 $${Give}\:{me}\:{any}\:{Quintic},\:{i}\:{shall}\:{solve} \\ $$$${it}.\:{For}\:{sure}! \\ $$$${At}^{\mathrm{5}} +{Bt}^{\mathrm{4}} +{Ct}^{\mathrm{3}} +{Dt}^{\mathrm{2}} +{Et}+{F}=\mathrm{0} \\ $$$${wont}\:{even}\:{assume}\:{A}=\mathrm{1},\:{or}\:{B}=\mathrm{0}. \\ $$$${but}\:{if}\:{A}+{C}+{E}={B}+{D}+{F}\: \\ $$$${then}\:{my}\:{formula}\:{dont}\:{work} \\…