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Author: Tinku Tara

Question-209456

Question Number 209456 by peter frank last updated on 10/Jul/24 Answered by Ghisom last updated on 10/Jul/24 $${c}=\mathrm{cos}\:\alpha\:\:\:\:\:{s}=\mathrm{sin}\:\alpha\:\:\:\:\:{t}=\mathrm{tan}\:\alpha\:=\frac{{s}}{{c}} \\ $$$${c}=\sqrt{\mathrm{1}−{s}^{\mathrm{2}} }=\frac{\mathrm{1}}{\:\sqrt{{t}^{\mathrm{2}} +\mathrm{1}}} \\ $$$${s}=\sqrt{\mathrm{1}−{c}^{\mathrm{2}} }=\frac{{t}}{\:\sqrt{{t}^{\mathrm{2}}…

Question-209458

Question Number 209458 by SonGoku last updated on 10/Jul/24 Commented by SonGoku last updated on 10/Jul/24 $$\mathrm{l}\:=\:?\: \\ $$$$\mathrm{BC}\:=\:\:\mathrm{l}\:+\:\mathrm{200m} \\ $$$$\mathrm{B}\hat {\mathrm{A}C}\:=\:\mathrm{120}° \\ $$$$\mathrm{A}\hat {\mathrm{B}C}\:=\:\mathrm{38}°\mathrm{12}'\mathrm{48}''…

Question-209452

Question Number 209452 by peter frank last updated on 10/Jul/24 Answered by Ghisom last updated on 10/Jul/24 $$\mathrm{12}\:\mathrm{units} \\ $$$$−\mathrm{4}\:\mathrm{units}\:\left(\mathrm{12}/\mathrm{3}\right)\:\mathrm{for}\:\mathrm{sugar}\:=\:\mathrm{8}\:\mathrm{units} \\ $$$$−\mathrm{2}\:\mathrm{units}\:\left(\mathrm{8}/\mathrm{4}\right)\:\mathrm{for}\:\mathrm{soap}\:=\:\mathrm{6}\:\mathrm{units} \\ $$$$\mathrm{6}\:\mathrm{units}\:=\:\mathrm{6000} \\…

Question-209450

Question Number 209450 by RoseAli last updated on 10/Jul/24 Answered by Spillover last updated on 10/Jul/24 $${f}\left({x}\right)=\mathrm{3}{x}^{\mathrm{2}} \\ $$$${g}\left({x}\right)=\sqrt{{x}−\mathrm{2}} \\ $$$$\left({fog}\right)\left({x}\right)=? \\ $$$$\left({gof}\right)\left({x}\right)=? \\ $$$${fog}\left({x}\right)={f}\left[{g}\left({x}\right)\right]…

Question-209404

Question Number 209404 by Tawa11 last updated on 09/Jul/24 Answered by mr W last updated on 09/Jul/24 $${s}=\mathrm{4}{t}+{at}^{\mathrm{2}} +{bt}^{\mathrm{3}} \\ $$$${v}=\frac{{ds}}{{dt}}=\mathrm{4}+\mathrm{2}{at}+\mathrm{3}{bt}^{\mathrm{2}} \\ $$$${a}=\frac{{dv}}{{dt}}=\mathrm{2}{a}+\mathrm{6}{bt} \\ $$$${at}\:{v}_{{max}}…