Question Number 223161 by Rojarani last updated on 16/Jul/25 $${Solve}\:{for}\:{x}\:{if} \\ $$$$\:\sqrt{{x}+\mathrm{1}}+\sqrt{{x}−\mathrm{1}}=\mathrm{1} \\ $$ Commented by fantastic last updated on 16/Jul/25 $${Why}\:{am}\:{i}\:{getting}\:\frac{\mathrm{5}}{\mathrm{4}}?? \\ $$ Commented…
Question Number 223179 by hardmath last updated on 16/Jul/25 $$\mathrm{If}:\:\:\:\mathrm{xy}\:=\:\boldsymbol{\mathrm{e}}^{\frac{\boldsymbol{\pi}}{\mathrm{4}}} \\ $$$$\mathrm{Find}:\:\:\:\mathrm{tg}\:\left(\mathrm{ln}\:\left(\frac{\mathrm{x}^{\mathrm{3}} }{\mathrm{y}}\right)\right)\:\centerdot\:\mathrm{tg}\:\left(\mathrm{ln}\:\left(\frac{\mathrm{y}^{\mathrm{3}} }{\mathrm{x}}\right)\right)\:=\:? \\ $$ Commented by hardmath last updated on 16/Jul/25 $$\mathrm{no}\:\mathrm{dear}\:\mathrm{professor},\:\mathrm{answer}: \\…
Question Number 223189 by behi834171 last updated on 16/Jul/25 $$\left(\boldsymbol{{x}}−\mathrm{1}\right)\left(\boldsymbol{{x}}^{\mathrm{2}} −\mathrm{2}\right)\left(\boldsymbol{{x}}^{\mathrm{3}} −\mathrm{3}\right)\left(\boldsymbol{{x}}^{\mathrm{4}} −\mathrm{4}\right)=\mathrm{36} \\ $$$$\boldsymbol{{x}}=? \\ $$ Commented by Ghisom last updated on 17/Jul/25 $$\mathrm{you}\:\mathrm{can}\:\mathrm{only}\:\mathrm{approximate}…
Question Number 223157 by cemoosky last updated on 16/Jul/25 Answered by som(math1967) last updated on 16/Jul/25 $$\angle{QPN}+\angle{NML}=\mathrm{55}° \\ $$$$\therefore\angle{NPQ}=\mathrm{55}−\mathrm{40}=\mathrm{15}° \\ $$$$\angle{RQP}=\angle{NPQ}=\mathrm{15}° \\ $$ Answered by…
Question Number 223169 by wewji12 last updated on 16/Jul/25 $$\mathrm{evaluate}\: \\ $$$$\underset{{h}=\mathrm{1}} {\overset{\infty} {\sum}}\:\frac{\left(−\mathrm{1}\right)^{{h}−\mathrm{1}} }{{p}_{{h}} }\:\:,\:{p}_{{h}} \in\mathbb{P}\left(\mathrm{Set}\:\mathrm{of}\:\mathrm{primes}\right)\:,\:{h}\in\mathbb{Z} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 223187 by fantastic last updated on 16/Jul/25 Answered by cherokeesay last updated on 17/Jul/25 Commented by fantastic last updated on 17/Jul/25 $${thanks}\:{sir} \\…
Question Number 223124 by Jubr last updated on 15/Jul/25 Answered by fantastic last updated on 15/Jul/25 Commented by fantastic last updated on 15/Jul/25 $${EB}={x}\sqrt{\mathrm{2}}={EC} \\…
Question Number 223125 by BaliramKumar last updated on 15/Jul/25 Answered by mr W last updated on 16/Jul/25 $${A}\:{needs}\:\mathrm{85}{s}\:{for}\:{one}\:{round}, \\ $$$${B}\:{needs}\:\mathrm{45}{s}\:{for}\:{one}\:{round}. \\ $$$${case}\:\mathrm{1}:\:{they}\:{run}\:{in}\:{opposite}\:{directions} \\ $$$${say}\:{they}\:{meet}\:{after}\:{time}\:{t}\:{for}\:{the} \\…
Question Number 223123 by Nicholas666 last updated on 15/Jul/25 $$ \\ $$$$\:\:\:\:\:\:\:\:\underset{\mathrm{0}} {\overset{\mathrm{1}} {\int}}\:\mathrm{ln}\left(\mathrm{cos}\left(\mathrm{1}−{x}+{x}^{\mathrm{2}} \right)\centerdot\mathrm{sec}\left({x}^{\mathrm{2}} \right)\:\mathrm{d}{x}\right. \\ $$$$ \\ $$ Terms of Service Privacy Policy…
Question Number 223116 by Nicholas666 last updated on 15/Jul/25 $$ \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\int_{\mathrm{0}} ^{\:\mathrm{1}} \:\mathrm{ln}^{\mathrm{5}} \left({x}^{\mathrm{2}} \:+\mathrm{1}\right)\:{dx} \\ $$$$ \\ $$ Commented by MathematicalUser2357 last updated…