Menu Close

Category: Others

Evaluate-lim-t-9-9-t-3-t-

Question Number 72688 by Rio Michael last updated on 31/Oct/19 $${Evaluate}\: \\ $$$$\:\underset{{t}\rightarrow\mathrm{9}} {\:{lim}}\frac{\mathrm{9}−{t}}{\mathrm{3}−\sqrt{{t}}\:} \\ $$ Answered by JDamian last updated on 01/Nov/19 $$\underset{{t}\rightarrow\mathrm{9}} {\mathrm{lim}}\left(\frac{\mathrm{9}−{t}}{\mathrm{3}−\sqrt{{t}}\:}×\frac{\mathrm{3}+\sqrt{{t}}}{\mathrm{3}+\sqrt{{t}}}\right)=\underset{{t}\rightarrow\mathrm{9}}…

Given-x-y-and-x-2-25x-y-y-2-x-25y-solve-for-the-value-of-x-2-y-2-1-without-using-calculators-or-tools-Show-your-method-

Question Number 138193 by mey3nipaba last updated on 10/Apr/21 $${Given}\:{x}\neq{y}\:{and}\:{x}^{\mathrm{2}} =\mathrm{25}{x}+{y},\:{y}^{\mathrm{2}} ={x}+\mathrm{25}{y}\: \\ $$$${solve}\:{for}\:{the}\:{value}\:{of}\:\sqrt{{x}^{\mathrm{2}} +{y}^{\mathrm{2}} +\mathrm{1}}\:{without}\: \\ $$$${using}\:{calculators}\:{or}\:{tools}. \\ $$$${Show}\:{your}\:{method}. \\ $$ Answered by liberty…

help-me-with-the-conditions-please-for-a-function-f-to-be-continuous-at-a-point-a-

Question Number 72634 by Rio Michael last updated on 30/Oct/19 $${help}\:{me}\:{with}\:{the}\:{conditions}\:{please}\: \\ $$$${for}\:{a}\:{function}\:{f}\:{to}\:{be}\:{continuous}\:{at}\:{a}\:{point}\:{a} \\ $$ Commented by Prithwish sen last updated on 31/Oct/19 $$\boldsymbol{\mathrm{If}}\:\boldsymbol{\mathrm{you}}\:\boldsymbol{\mathrm{can}}\:\boldsymbol{\mathrm{able}}\:\boldsymbol{\mathrm{to}}\:\boldsymbol{\mathrm{draw}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{function}}\:\boldsymbol{\mathrm{f}}\:\:\boldsymbol{\mathrm{through}} \\…

2-2-2-2-

Question Number 72595 by zillnehu@gmail.com last updated on 30/Oct/19 $$\left(\alpha+\beta\right)^{\mathrm{2}} \:=\:\alpha^{\mathrm{2}} \:+\:\mathrm{2}\alpha\beta\:+\:\beta^{\mathrm{2}\:} \\ $$ Commented by ajfour last updated on 30/Oct/19 $${according}\:{to}\:{new}\:{research}.. \\ $$ Commented…

Question-72579

Question Number 72579 by TawaTawa last updated on 30/Oct/19 Answered by mind is power last updated on 30/Oct/19 $$\mathrm{CF}.\mathrm{AD}=\mathrm{DC}.\mathrm{AE}=\mathrm{AB}.\mathrm{AE} \\ $$$$\Rightarrow\mathrm{AD}=\frac{\mathrm{16}.\mathrm{8}}{\mathrm{10}}=\frac{\mathrm{64}}{\mathrm{5}}=\mathrm{12}.\mathrm{8cm} \\ $$$$\left.\mathrm{2}\right)\mathrm{ar}\left(\mathrm{ABCD}\right)=\mathrm{DC}.\mathrm{AD}.\mathrm{sin}\left(\angle\mathrm{CDA}\right) \\ $$$$\mathrm{ar}\left(\mathrm{EFGH}\right)=\mathrm{ar}\left(\mathrm{ABCD}\right)−\mathrm{ar}\left(\mathrm{EBF}\right)−\mathrm{ar}\left(\mathrm{FCG}\right)−\mathrm{ar}\left(\mathrm{GDH}\right)−\mathrm{ar}\left(\mathrm{DHE}\right)…

if-the-lcm-and-gcf-of-three-numbers-are-360-and-6-other-numbers-are-18-and-60-Find-the-third-number-I-need-help-plz-

Question Number 72526 by liki last updated on 30/Oct/19 $${if}\:{the}\:{lcm}\:{and}\:{gcf}\:{of}\:{three}\:{numbers} \\ $$$$\:{are}\:\mathrm{360}\:{and}\:\mathrm{6},{other}\:{numbers}\:{are}\:\mathrm{18}\: \\ $$$$\:{and}\:\mathrm{60}.{Find}\:{the}\:{third}\:{number}. \\ $$$$\:\:\:\:\:\:\:\:…\:{I}\:{need}\:{help}\:{plz}… \\ $$ Commented by TawaTawa last updated on 30/Oct/19…