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Question-170986

Question Number 170986 by Tawa11 last updated on 05/Jun/22 Commented by mr W last updated on 05/Jun/22 $${too}\:{easy}\:… \\ $$$${A}\:{covers}\:\frac{\mathrm{15}}{\mathrm{15}+\mathrm{10}}=\frac{\mathrm{3}}{\mathrm{5}} \\ $$$${B}\:{covers}\:\frac{\mathrm{10}}{\mathrm{15}+\mathrm{10}}=\frac{\mathrm{2}}{\mathrm{5}} \\ $$ Commented…

Given-the-lines-l-1-3y-2x-l-2-y-3x-2-p-and-l-3-y-x-1-a-find-the-value-of-p-if-the-point-of-intersection-between-l-1-and-l-2-is-3-5-b-find-the-cosine-of-the-angle-betwee

Question Number 39899 by Rio Mike last updated on 13/Jul/18 $${Given}\:{the}\:{lines}\: \\ $$$${l}_{\mathrm{1}} ;\:\mathrm{3}{y}\:=\:\mathrm{2}{x}\:,{l}_{\mathrm{2}} ;\:{y}\:=\:−\frac{\mathrm{3}{x}}{\mathrm{2}}\:+\:{p} \\ $$$${and}\:{l}_{\mathrm{3}} ;\:{y}\overset{} {\:}=\:{x}\:+\:\mathrm{1} \\ $$$$\left.{a}\right)\:{find}\:{the}\:{value}\:{of}\:{p}\:{if}\: \\ $$$${the}\:{point}\:{of}\:{intersection}\:{between} \\ $$$${l}_{\mathrm{1}}…

e-x-ln-x-Make-x-the-subject-of-the-formula-moreover-find-the-value-of-x-

Question Number 170950 by Mastermind last updated on 04/Jun/22 $$\mathrm{e}^{\mathrm{x}} =\mathrm{ln}\left(\mathrm{x}\right),\:\mathrm{Make}\:\mathrm{x}\:\mathrm{the}\:\mathrm{subject}\:\mathrm{of}\:\mathrm{the} \\ $$$$\mathrm{formula} \\ $$$$\mathrm{moreover}\:\mathrm{find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\mathrm{x} \\ $$ Commented by mr W last updated on 05/Jun/22…

Question-170906

Question Number 170906 by MASANJAJJ last updated on 03/Jun/22 Answered by thfchristopher last updated on 03/Jun/22 $$\frac{\mathrm{2}}{\mathrm{5}}=\frac{\mathrm{2600}}{{S}} \\ $$$${S}=\mathrm{6500}\:\mathrm{litres}\:\left(\mathrm{The}\:\mathrm{second}\:\mathrm{tank}\:\mathrm{volume}\right) \\ $$$$\mathrm{Total}\:\mathrm{volumes}\:\mathrm{of}\:\mathrm{two}\:\mathrm{tanks} \\ $$$$=\mathrm{2600}+\mathrm{6500} \\ $$$$=\mathrm{9100}\:\mathrm{litres}…

if-f-x-3x-3-px-2-4x-8-and-x-1-is-a-factor-of-f-x-a-find-the-value-of-p-with-these-value-of-p-b-solve-the-equation-f-x-0-if-and-are-roots-of-f-x-c-find-and-d-

Question Number 39827 by Rio Mike last updated on 11/Jul/18 $${if}\:{f}\left({x}\right)\:=\:\mathrm{3}{x}^{\mathrm{3}} \:+\:{px}^{\mathrm{2}} \:+\:\mathrm{4}{x}\:−\:\mathrm{8} \\ $$$${and}\:\left({x}\:−\:\mathrm{1}\right)\:{is}\:{a}\:{factor}\:{of}\: \\ $$$${f}\left({x}\right). \\ $$$$\left.{a}\right)\:{find}\:{the}\:{value}\:{of}\:{p}. \\ $$$${with}\:{these}\:{value}\:{of}\:{p} \\ $$$$\left.{b}\right)\:{solve}\:{the}\:{equation}\:{f}\left({x}\right)\:=\:\mathrm{0}. \\ $$$${if}\:\alpha\:{and}\:\beta\:{are}\:{roots}\:{of}\:…