Question Number 64539 by mmkkmm000m last updated on 19/Jul/19 $${lim}_{{xat}\:\mathrm{0}} \left[{cos}^{\mathrm{2}} \left(\mathrm{4}{x}\right)\right]/{x}^{\mathrm{2}} \:\:−{lim}_{{x}\:{at}\:\mathrm{0}} \left[{cos}^{\mathrm{3}} \left(\mathrm{6}{x}\right)\right]/{x}^{\mathrm{2}} \\ $$ Commented by kaivan.ahmadi last updated on 19/Jul/19 $${lim}_{{x}\rightarrow\mathrm{0}}…
Question Number 130073 by BHOOPENDRA last updated on 22/Jan/21 Commented by BHOOPENDRA last updated on 22/Jan/21 $${find}\:{laplace}\:{transformation}? \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 64534 by smartsmith459@gmail.com last updated on 19/Jul/19 $${evalate}\:{y}=\:\mathrm{3}{e}^{\mathrm{4}{x}} \:−\:\frac{\mathrm{5}}{\mathrm{3}{e}^{\mathrm{3}{x}\:} }\:+\:\mathrm{4}{lin}\mathrm{2}{x}\:{at}\:\: \\ $$$${points}\:\left({a}\right)\:\left(\mathrm{0}\:\mathrm{4}\right)\:{and}\:\left(\mathrm{1}\:\mathrm{8}\right). \\ $$ Commented by MJS last updated on 19/Jul/19 $$\mathrm{question}\:\mathrm{not}\:\mathrm{clear} \\…
Question Number 64533 by naka3546 last updated on 19/Jul/19 $${Find}\:\:{all}\:\:{solutions}\:\:{of}\:\:{x}\:\:{real}\:\:{numbers}\:\:{such}\:\:{that} \\ $$$$\mathrm{2}{x}^{\mathrm{2}} \:−\:\mathrm{7}{x}\:+\:\mathrm{6}\:\:=\:\:\mathrm{15}\:\lfloor\frac{\mathrm{1}}{{x}}\rfloor\lfloor{x}\rfloor \\ $$ Answered by MJS last updated on 19/Jul/19 $${x}=\mathrm{0}\:\Rightarrow\:\lfloor\frac{\mathrm{1}}{{x}}\rfloor\:\mathrm{not}\:\mathrm{defined} \\ $$$$…
Question Number 130066 by Don08q last updated on 22/Jan/21 $$\mathrm{Calculate}\:\mathrm{the}\:\mathrm{energy}\:\mathrm{loss}\:\mathrm{when}\:\mathrm{a}\:\mathrm{5}\:{kg} \\ $$$$\mathrm{object}\:\mathrm{moving}\:\mathrm{at}\:\mathrm{5}\:{ms}^{−\mathrm{1}} \:\mathrm{collides}\:\mathrm{head} \\ $$$$−\mathrm{on}\:\mathrm{with}\:\mathrm{and}\:\mathrm{sticks}\:\mathrm{to}\:\mathrm{a}\:\mathrm{stationary} \\ $$$$\mathrm{3}\:{kg}\:\mathrm{object}. \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\left[\boldsymbol{{Answer}}:\:\:\mathrm{3}.\mathrm{75}\:\mathrm{J}\right] \\ $$$$\:{I}\:{need}\:{help}.\:\mathrm{How}\:\mathrm{do}\:\mathrm{I}\:\mathrm{arrive}\:\mathrm{at}\:\mathrm{this} \\ $$$$\:\mathrm{answer}? \\ $$…
Question Number 130067 by Study last updated on 22/Jan/21 Answered by MJS_new last updated on 22/Jan/21 $$\mathrm{the}\:\mathrm{line} \\ $$$$\mathrm{7}{x}+\mathrm{3}{y}−\mathrm{21}=\mathrm{0} \\ $$$$\mathrm{intersects}\:\mathrm{the}\:{x}−\mathrm{axis}\:\mathrm{at}\:{a}=\mathrm{3}\:\mathrm{and}\:\mathrm{the}\:{y}−\mathrm{axis} \\ $$$$\mathrm{at}\:{b}=\mathrm{7}\:\mathrm{and}\:{a}\neq{b}\neq\mathrm{0}\:\mathrm{and}\:\mathrm{both}\:{a}\:\mathrm{and}\:{b}\:\mathrm{are}\:\mathrm{not} \\ $$$$\mathrm{opposite}\:\mathrm{to}\:\mathrm{zero}…
Question Number 130064 by mathmax by abdo last updated on 22/Jan/21 $$\mathrm{let}\:\mathrm{A}_{\mathrm{n}} =\begin{pmatrix}{\mathrm{cos}\left(\frac{\mathrm{n}\pi}{\mathrm{3}}\right)\:\:\:\:\:\:\:\:\:\:\:\:\mathrm{sin}\left(\frac{\mathrm{n}\pi}{\mathrm{3}}\right)}\\{\mathrm{sin}\left(\frac{\mathrm{n}\pi}{\mathrm{3}}\right)\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\mathrm{cos}\left(\frac{\mathrm{n}\pi}{\mathrm{3}}\right)}\end{pmatrix} \\ $$$$\left.\mathrm{1}\right)\:\mathrm{calculate}\:\mathrm{A}_{\mathrm{0}} ,\mathrm{A}_{\mathrm{1}} \:\mathrm{and}\:\mathrm{A}_{\mathrm{2}} \\ $$$$\left.\mathrm{2}\right)\:\mathrm{calculate}\:\mathrm{det}\left(\mathrm{A}_{\mathrm{n}} \right)\:\mathrm{is}\:\mathrm{A}_{\mathrm{n}} \mathrm{inversible}? \\ $$$$\left.\mathrm{3}\right)\:\mathrm{calculste}\:\mathrm{A}_{\mathrm{n}} ^{\mathrm{n}} \\…
Question Number 64529 by mathmax by abdo last updated on 19/Jul/19 $${calculate}\:\:\int_{\mathrm{1}} ^{\mathrm{2}} \:\frac{{dx}}{\:\sqrt{{x}}}\:\:\:{by}\:{Rieman}\:{sum}. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 130065 by Study last updated on 22/Jan/21 Commented by MJS_new last updated on 22/Jan/21 $$\mathrm{how}\:\mathrm{could}\:\mathrm{this}\:\mathrm{be}\:\mathrm{true}?\:\mathrm{it}'\mathrm{s}\:\mathrm{nonsense} \\ $$$$\mathrm{there}'\mathrm{s}\:\mathrm{a}\:\mathrm{line}\:\mathrm{through}\:\begin{pmatrix}{{a}}\\{\mathrm{0}}\end{pmatrix}\:\mathrm{and}\:\begin{pmatrix}{\mathrm{0}}\\{{b}}\end{pmatrix}\:\mathrm{for}\:\mathrm{sny} \\ $$$$\mathrm{given}\:\mathrm{pair}\:\mathrm{of}\:{a},\:{b}\:\in\mathbb{R}\:\mathrm{with}\:\mathrm{not}\:\left({a}=\mathrm{0}\wedge{b}=\mathrm{0}\right) \\ $$ Terms of…
Question Number 64528 by mathmax by abdo last updated on 19/Jul/19 $${find}\:\:\int_{\mathrm{0}} ^{\mathrm{1}} \:{x}^{−{x}} {dx}\:\:\:{study}\:{first}\:{the}\:{convergence}. \\ $$ Commented by mathmax by abdo last updated on…