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if-f-x-2x-3-x-2-1-x-2-1-Find-the-value-for-which-f-x-is-undefied-2-Express-f-x-in-partial-fraction-

Question Number 27578 by Mcfaithal last updated on 10/Jan/18 $$\mathrm{if}\:\mathrm{f}\left(\mathrm{x}\right)=\frac{\mathrm{2x}−\mathrm{3}}{\left(\mathrm{x}^{\mathrm{2}} −\mathrm{1}\right)\left(\mathrm{x}+\mathrm{2}\right)} \\ $$$$\mathrm{1}.\:\mathrm{Find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{for}\:\mathrm{which}\:\mathrm{f}\left(\mathrm{x}\right)\:\mathrm{is}\:\mathrm{undefied}. \\ $$$$\mathrm{2}.\mathrm{Express}\:\mathrm{f}\left(\mathrm{x}\right)\:\mathrm{in}\:\mathrm{partial}\:\mathrm{fraction} \\ $$ Commented by abdo imad last updated on 10/Jan/18…

carol-is-6-times-as-old-as-her-nephew-Hondo-Baby-is-22-years-yonger-than-her-aunt-carol-In-four-years-carol-s-age-will-be-twice-the-sum-of-Hondo-s-and-Baby-s-age-How-old-is-each-perso-n-now-

Question Number 27568 by MASANJA last updated on 09/Jan/18 $${carol}\:{is}\:\mathrm{6}\:{times}\:{as}\:{old}\:{as}\:{her}\:{nephew} \\ $$$${Hondo}.{Baby}\:{is}\:\mathrm{22}\:{years}\:{yonger}\:{than} \\ $$$${her}\:{aunt}\:{carol}.{In}\:{four}\:{years}\:{carol}'{s} \\ $$$${age}\:{will}\:{be}\:{twice}\:{the}\:{sum}\:{of}\:{Hondo}'{s} \\ $$$${and}\:{Baby}'{s}\:{age}.{How}\:{old}\:{is}\:{each}\:{perso} \\ $$$${n}\:{now}? \\ $$ Answered by Rasheed.Sindhi…

a-penduum-bob-is-operated-by-a-thread-of-breadth-100cn-and-the-bob-is-pulled-aside-untill-the-string-makes-an-angle-of-60-calculate-i-the-velocity-of-the-bob-when-the-string-is-vertiv-

Question Number 27561 by *D¬ B£$T* last updated on 09/Jan/18 $${a}\:{penduum}\:{bob}\:{is}\:{operated}\:{by}\:{a}\: \\ $$$${thread}\:{of}\:{breadth}\:\mathrm{100}{cn}\:{and}\:{the} \\ $$$${bob}\:{is}\:{pulled}\:{aside}\:{untill}\:{the}\:{string} \\ $$$${makes}\:{an}\:{angle}\:{of}\:\mathrm{60}°.\:{calculate} \\ $$$$\left({i}\right){the}\:{velocity}\:{of}\:{the}\:{bob}\:{when} \\ $$$${the}\:{string}\:{is}\:{vertiv} \\ $$ Commented by…

1-cos-1-cos-

Question Number 27531 by sirigidiravikumar@gmail.com last updated on 08/Jan/18 $$\sqrt{\mathrm{1}−\mathrm{cos}\:\theta/\mathrm{1}+\mathrm{cos}\:\theta}=? \\ $$ Commented by Rasheed.Sindhi last updated on 08/Jan/18 $$\sqrt{\left(\mathrm{1}−\mathrm{cos}\:\theta\right)/\left(\mathrm{1}+\mathrm{cos}\:\theta\right)}=? \\ $$$$=\sqrt{\frac{\mathrm{1}−\mathrm{cos}\:\theta}{\mathrm{1}+\mathrm{cos}\:\theta}×\frac{\mathrm{1}−\mathrm{cos}\:\theta}{\mathrm{1}−\mathrm{cos}\:\theta}} \\ $$$$=\sqrt{\frac{\left(\mathrm{1}−\mathrm{cos}\:\theta\right)^{\mathrm{2}} }{\mathrm{1}−\mathrm{cos}^{\mathrm{2}}…

Question-93071

Question Number 93071 by Timmy Lee last updated on 10/May/20 Answered by prakash jain last updated on 10/May/20 $${x}−\:\mathrm{Number}\:\mathrm{of}\:\mathrm{adults}\:\mathrm{who}\:\mathrm{attended} \\ $$$${y}\:−\:\mathrm{Number}\:\mathrm{of}\:\mathrm{children}\:\mathrm{who}\:\mathrm{attended} \\ $$$$\mathrm{Given}\:\mathrm{that}\:\mathrm{total}\:\mathrm{number}\:\mathrm{of}\:\mathrm{people} \\ $$$$\mathrm{attended}=\mathrm{800}.…

5-2-236-then-the-valve-of-100-125-

Question Number 27527 by sirigidiravikumar@gmail.com last updated on 08/Jan/18 $$\sqrt{\mathrm{5}}=\mathrm{2}.\mathrm{236}\:{then}\:{the}\:{valve}\:{of}\:\mathrm{100}/\sqrt{\mathrm{125}}=? \\ $$ Commented by Rasheed.Sindhi last updated on 08/Jan/18 $$\mathrm{100}/\sqrt{\mathrm{125}}=\mathrm{100}\:/\:\mathrm{5}\sqrt{\mathrm{5}} \\ $$$$\mathrm{100}/\:\mathrm{5}\left(\mathrm{2}.\mathrm{236}\right)=\mathrm{100}/\mathrm{11}.\mathrm{180} \\ $$$$=\mathrm{8}.\mathrm{945} \\…

x-7-4-3-thenx-1-x-

Question Number 27525 by sirigidiravikumar@gmail.com last updated on 08/Jan/18 $${x}=\mathrm{7}×\mathrm{4}\sqrt{\mathrm{3}\:}{thenx}+\mathrm{1}/{x}=? \\ $$ Commented by Rasheed.Sindhi last updated on 09/Jan/18 $$\mathrm{May}\:\mathrm{be}\:{x}=\mathrm{7}+\mathrm{4}\sqrt{\mathrm{3}\:}\:\:\: \\ $$$$\left(\mathrm{Mistakenly}\:\mathrm{written}\:\mathrm{as}\:{x}=\mathrm{7}×\mathrm{4}\sqrt{\mathrm{3}\:}\right) \\ $$$$\mathrm{If}\:\mathrm{x}=\mathrm{7}+\mathrm{4}\sqrt{\mathrm{3}\:}\: \\…