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Author: Tinku Tara

Question-191103

Question Number 191103 by Mingma last updated on 18/Apr/23 Answered by Rasheed.Sindhi last updated on 18/Apr/23 $$\mathrm{4}^{−\frac{\mathrm{1}}{{x}}} +\mathrm{6}^{−\frac{\mathrm{1}}{{x}}} =\mathrm{9}^{−\frac{\mathrm{1}}{{x}}} \\ $$$$\frac{\mathrm{2}^{−\mathrm{2}/{x}} }{\mathrm{2}^{−\mathrm{1}/{x}} \centerdot\mathrm{3}^{−\mathrm{1}/{x}} }+\frac{\mathrm{2}^{−\mathrm{1}/{x}} \centerdot\mathrm{3}^{−\mathrm{1}/{x}}…

Question-191102

Question Number 191102 by Mingma last updated on 18/Apr/23 Answered by mahdipoor last updated on 18/Apr/23 $${AB}={AC}={a} \\ $$$${AM}={BC}={b}=\sqrt{{a}^{\mathrm{2}} +{a}^{\mathrm{2}} −\mathrm{2}{a}^{\mathrm{2}} {cos}\mathrm{20}}=\mathrm{2}{asin}\mathrm{10} \\ $$$${BM}^{\mathrm{2}} ={AM}^{\mathrm{2}}…

x-i-dx-

Question Number 60027 by aliesam last updated on 17/May/19 $$\int{x}^{{i}} {dx}=? \\ $$ Answered by MJS last updated on 17/May/19 $$\int{x}^{\mathrm{i}} {dx}=\frac{\mathrm{1}}{\mathrm{1}+\mathrm{i}}{x}^{\mathrm{1}+\mathrm{i}} +{C}=\frac{\mathrm{1}−\mathrm{i}}{\mathrm{2}}{x}^{\mathrm{1}+\mathrm{i}} \\ $$…

Question-60021

Question Number 60021 by Tawa1 last updated on 17/May/19 Answered by tanmay last updated on 17/May/19 $${dW}=\overset{\rightarrow} {{F}}.{d}\overset{\rightarrow} {{r}} \\ $$$$\:\:\:\:\:\:\:\:\:={Fdrco}\theta \\ $$$$=\frac{\mathrm{1}}{\mathrm{4}\pi\epsilon_{\mathrm{0}} }\frac{{q}_{\mathrm{1}} {q}_{\mathrm{2}}…

The-front-of-a-train-80m-long-passes-a-signal-at-a-speed-of-72km-h-If-the-rear-of-the-train-passes-the-signal-5seconds-later-find-a-the-acceleration-of-the-train-b-the-speed-at-which-the-rear-

Question Number 191091 by otchereabdullai last updated on 18/Apr/23 $${The}\:{front}\:{of}\:{a}\:{train}\:\mathrm{80}{m}\:{long}\:{passes} \\ $$$${a}\:{signal}\:{at}\:{a}\:{speed}\:{of}\:\mathrm{72}{km}/{h}.\:{If}\:{the} \\ $$$${rear}\:{of}\:{the}\:{train}\:{passes}\:{the}\:{signal}\: \\ $$$$\mathrm{5}{seconds}\:{later},\:{find}\: \\ $$$$\left({a}\right)\:{the}\:{acceleration}\:{of}\:{the}\:{train} \\ $$$$\left({b}\right)\:{the}\:{speed}\:{at}\:{which}\:{the}\:{rear}\:{of}\:{the} \\ $$$${train}\:{passes}\:{the}\:{signal}. \\ $$ Answered…

A-car-dealar-made-a-profit-of-22-5-by-selling-a-car-for-58000-cedis-Find-correct-to-two-decimal-places-the-percentage-profit-if-the-car-had-been-sold-for-61-200-cedis-

Question Number 60016 by otchereabdullai@gmail.com last updated on 17/May/19 $$\mathrm{A}\:\mathrm{car}\:\mathrm{dealar}\:\mathrm{made}\:\mathrm{a}\:\mathrm{profit}\:\mathrm{of}\:\mathrm{22}.\mathrm{5\%} \\ $$$$\mathrm{by}\:\mathrm{selling}\:\mathrm{a}\:\mathrm{car}\:\mathrm{for}\:\mathrm{58000}\:\mathrm{cedis}.\:\mathrm{Find}\: \\ $$$$\mathrm{correct}\:\mathrm{to}\:\mathrm{two}\:\mathrm{decimal}\:\mathrm{places}\:\mathrm{the}\: \\ $$$$\mathrm{percentage}\:\mathrm{profit}\:\mathrm{if}\:\mathrm{the}\:\mathrm{car}\:\mathrm{had}\:\mathrm{been}\: \\ $$$$\mathrm{sold}\:\mathrm{for}\:\mathrm{61},\mathrm{200}\:\mathrm{cedis}.\: \\ $$ Answered by MJS last updated…