Question Number 73017 by Rio Michael last updated on 05/Nov/19 $${find}\: \\ $$$$\:\underset{{x}\rightarrow+\infty} {\mathrm{lim}}\:\:{x}\sqrt{{x}^{\mathrm{2}} \:+\:\mathrm{1}}\: \\ $$ Commented by mathmax by abdo last updated on…
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Question Number 7453 by ankit036 last updated on 30/Aug/16 Commented by Rasheed Soomro last updated on 30/Aug/16 $$\left(\mathrm{A}\right)\:\:\mathrm{1} \\ $$ Answered by afy1991 last updated…
Question Number 7423 by Rasheed Soomro last updated on 28/Aug/16 $${Produce}\:{a}\:\mathrm{3}×\mathrm{3}\:\boldsymbol{{array}}\:{of}\:\boldsymbol{{different}}\:{numbers} \\ $$$${whose}\:{all}\:{the}\:\boldsymbol{{rows}}\:{and}\:{all}\:{the}\:\boldsymbol{{columns}}\:{make} \\ $$$$\boldsymbol{{AP}}'\boldsymbol{{s}}\:{of}\:\boldsymbol{{different}}\:\boldsymbol{{common}}-\boldsymbol{{digfernces}}. \\ $$ Commented by Yozzia last updated on 28/Aug/16 $$\begin{pmatrix}{\mathrm{1}}&{\mathrm{2}}&{\mathrm{3}}\\{\mathrm{5}}&{\mathrm{7}}&{\mathrm{9}}\\{\mathrm{9}}&{\mathrm{12}}&{\mathrm{15}}\end{pmatrix}\:…
Question Number 138484 by cherokeesay last updated on 14/Apr/21 Commented by mr W last updated on 14/Apr/21 $${why}\:{not}\:{directly}\:\frac{\mathrm{6}×\mathrm{6}}{\mathrm{4}}=\mathrm{9}? \\ $$ Commented by cherokeesay last updated…
Question Number 7395 by 2402@gmail.com last updated on 26/Aug/16 $${Q}.\:{An}\:{AP}\:{has}\:{even}\:{number}\:{of}\:{terms} \\ $$$$\:\:\:\:\:\:\:{the}\:{sum}\:{of}\:{odd}\:{terms}\:{is}\:\mathrm{24}\:{and}\: \\ $$$$\:\:\:\:\:\:{of}\:{even}\:{terms}\:{is}\:\mathrm{30}.\:{the}\:{last}\:{term} \\ $$$$\:\:\:\:\:{exceeds}\:{the}\:{first}\:{term}\:{by}\:\mathrm{10}\frac{\mathrm{1}}{\mathrm{2}}\:. \\ $$$$\:\:\:\:\:{find}\:{AP}\:{and}\:{number}\:{of}\:{terms}. \\ $$ Commented by Yozzia last updated…
Question Number 138456 by I want to learn more last updated on 13/Apr/21 Commented by mr W last updated on 13/Apr/21 $${sum}\:{of}\:{shaded}\:{areas}\:{is}\:{the}\:{red}\:{triangle} \\ $$$${which}\:{is}\:\mathrm{1}/\mathrm{4}\:{of}\:{the}\:{square}. \\…
Question Number 72871 by TawaTawa last updated on 04/Nov/19 Answered by ajfour last updated on 04/Nov/19 Commented by ajfour last updated on 04/Nov/19 $${Top}\:{vertex}\:{of}\:{triangle}\: \\…
Question Number 72838 by Rio Michael last updated on 03/Nov/19 $${given}\:{that}\:\:\:{f}\left({x}\right)\:=\:\frac{\mid{x}\:−\mathrm{2}\mid}{\mathrm{1}−\mid{x}\mid} \\ $$$${check}\:{if}\:{f}\:{is}\:{continuous}\:{a}\:{x}\:=\:\mathrm{2} \\ $$$${hence}\:\:{write}\:{f}\left({x}\right)\:{as}\:{a}\:{pairwise}\:{function}\: \\ $$ Commented by mathmax by abdo last updated on…
Question Number 72841 by indalecioneves last updated on 03/Nov/19 $${Could}\:{someone}\:{help}\:{me}\:{on}\:{this}\:{question}? \\ $$$${Knowing}\:{that}\:{the}\:{area}\:{of}\:{a}\:{circle}\:{segment}\:{is}\:{given}\:{by}\:{A}={R}^{\mathrm{2}} \left(\theta−{sin}\theta\right)/\mathrm{2}.\:{Where}\:{A}=\mathrm{7}{m}^{\mathrm{2}} ;\:{R}^{\mathrm{2}} =\frac{\mathrm{28}}{\pi}. \\ $$$${What}\:{is}\:{the}\:{best}\:{answer}\:{for}\:{the}\:{angle}\:{value}\:\left({degree}\right) \\ $$$$\left.{a}\right)\:\mathrm{85}°<\theta<\mathrm{90}° \\ $$$$\left.{b}\right)\:\mathrm{95}°<\theta<\mathrm{100}° \\ $$$$\left.{c}\right)\:\mathrm{105}°<\theta<\mathrm{110}° \\ $$$$\left.{d}\right)\:\mathrm{115}°<\theta<\mathrm{120}°…