Question Number 77119 by necxxx last updated on 03/Jan/20 $${suppose}\:{the}\:{equations}\:{x}^{\mathrm{2}} +{px}+\mathrm{4}=\mathrm{0} \\ $$$${and}\:{x}^{\mathrm{2}} +{qx}+\mathrm{3}=\mathrm{0}\:\:{have}\:{a}\:{common}\:{root}, \\ $$$${write}\:{this}\:{root}\:{in}\:{terms}\:{of}\:{the}\:{other}\:{root}. \\ $$ Answered by jagoll last updated on 03/Jan/20…
Question Number 142647 by iloveisrael last updated on 03/Jun/21 $$\:\frac{\mathrm{1}}{\mathrm{2018}}−\frac{\mathrm{2}}{\mathrm{2018}}+\frac{\mathrm{3}}{\mathrm{2018}}−\frac{\mathrm{4}}{\mathrm{2018}}+…−\frac{\mathrm{2016}}{\mathrm{2018}}+\frac{\mathrm{2017}}{\mathrm{2018}}=? \\ $$ Answered by MJS_new last updated on 03/Jun/21 $$\underset{{j}=\mathrm{1}} {\overset{{n}+\mathrm{1}} {\sum}}\left(\mathrm{2}{j}+\mathrm{1}\right)−\underset{{j}=\mathrm{1}} {\overset{{n}} {\sum}}\left(\mathrm{2}{j}\right)={n}+\mathrm{1} \\…
Question Number 142639 by ajfour last updated on 03/Jun/21 Commented by ajfour last updated on 03/Jun/21 $${Find}\:{maximum}\:{value}\:{of} \\ $$$$\:\left({AC}\right)\left({CD}\right)\left({DB}\right). \\ $$ Commented by mr W…
Question Number 142624 by Engr_Jidda last updated on 03/Jun/21 $${fine}\:{the}\:{equation}\:{and}\:{the}\:{corresponding} \\ $$$${sketch}\:{of}\:{graph}\:{of}\:{the}\:{imageof}\:{the} \\ $$$${straight}\:{line}\:{joining}\:\left(−\mathrm{1},−\mathrm{1}\right)\:{and} \\ $$$$\left(\mathrm{2},\mathrm{1}\right)\:{under}\:{the}\:{transformation}\:{equation} \\ $$$${w}=\left(\mathrm{2}+{i}\right){z} \\ $$ Terms of Service Privacy Policy…
Question Number 11543 by Nysiroke last updated on 28/Mar/17 $${solve}\:{for}\:{x}\:{and}\:{y}\:{in}\:{this}\:{equation} \\ $$$${x}^{{x}} +{y}^{{y}} =\mathrm{31} \\ $$$${x}+{y}=\mathrm{5} \\ $$ Answered by b.e.h.i.8.3.4.1.7@gmail.com last updated on 29/Mar/17…
Question Number 142604 by Engr_Jidda last updated on 02/Jun/21 Answered by mr W last updated on 02/Jun/21 $${a}=\mathrm{14} \\ $$$${r}_{\mathrm{1}} ={b}=\mathrm{10}.\mathrm{5} \\ $$$${r}_{\mathrm{2}} =\sqrt{{a}^{\mathrm{2}} +{b}^{\mathrm{2}}…
Question Number 77067 by Boyka last updated on 03/Jan/20 Commented by Boyka last updated on 03/Jan/20 $$\left[\mathrm{x}\right]−\mathrm{whole}\:\mathrm{part}\:\: \\ $$$$\boldsymbol{\mathrm{x}}=\left[\boldsymbol{\mathrm{x}}\right]+\left\{\boldsymbol{\mathrm{x}}\right\} \\ $$ Commented by mr W…
Question Number 77066 by Boyka last updated on 03/Jan/20 Commented by mr W last updated on 03/Jan/20 $${the}\:{question}\:{is}\:{non}−{sense}! \\ $$$${or}\:{can}\:{you}\:{even} \\ $$$$“{find}\:{the}\:{sum}\:{of}\:\mathrm{2}\:{numbers}?'' \\ $$ Commented…
Question Number 142607 by mathdanisur last updated on 02/Jun/21 Answered by mr W last updated on 03/Jun/21 $${A}_{{max}} =\mathrm{10}^{\mathrm{3}} +\mathrm{5}^{\mathrm{3}} +\mathrm{10}×\mathrm{5}=\mathrm{1175} \\ $$$${A}_{{min}} =−\mathrm{10}^{\mathrm{3}} −\mathrm{5}^{\mathrm{3}}…
Question Number 77046 by ajfour last updated on 02/Jan/20 $${x}={R}^{\mathrm{2}} \sqrt{\mathrm{1}−\frac{{t}^{\mathrm{2}} }{{R}^{\mathrm{2}} }}\: \\ $$ Answered by ajfour last updated on 02/Jan/20 Commented by necxxx…