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Question Number 109123 Answers: 0 Comments: 0
$${prove}\:{that}\:: \\ $$$$\int_{\frac{\pi}{\mathrm{4}}} ^{\frac{\mathrm{3}\pi}{\mathrm{4}}} {sin}\left({x}\right)−{cos}\left({x}\right){dx}\:\geqslant\int_{\pi} ^{\frac{\mathrm{3}\pi}{\mathrm{2}}} {sin}\left({x}\right)+{cos}\left({x}\right){dx} \\ $$
Question Number 109119 Answers: 2 Comments: 0
$${if}\:{f}\left({x}^{\mathrm{2}} \right)={y}\:\:,{f}'\left({x}\right)=\sqrt{\mathrm{5}{x}−\mathrm{1}\:}\:{then}\: \\ $$$$\frac{{dy}}{{dx}}=..... \\ $$
Question Number 109117 Answers: 1 Comments: 0
Question Number 109082 Answers: 1 Comments: 0
$${prove}\:{that}\:: \\ $$$$\int_{−\frac{\pi}{\mathrm{2}}} ^{−\frac{\pi}{\mathrm{4}}} \mathrm{2}{cos}\left({x}\right)+{sin}\left({x}\right){dx}\leqslant\int_{−\frac{\pi}{\mathrm{2}}} ^{−\frac{\pi}{\mathrm{4}}} {cos}\left({x}\right)−{sin}\left({x}\right){dx} \\ $$
Question Number 108951 Answers: 0 Comments: 0
$$\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{{n}!}{{n}^{{n}} } \\ $$
Question Number 108907 Answers: 1 Comments: 1
$$\mathcal{T}{hree}\:\:\mathcal{C}{atagories}\:{of}\:\mathcal{P}{osts}: \\ $$$${Question}\:,\:\mathcal{A}{nswer}\:\&\:\mathcal{C}{omment} \\ $$$$ \\ $$$$\mathbb{U}\mathrm{se}\:{Question}\:\mathrm{for}\:\boldsymbol{\mathrm{only}}\:\mathrm{questions}. \\ $$$$\left(\mathcal{D}{on}'{t}\:{use}\:{it}\:{for}\:{solutions}\:\&\right. \\ $$$$\left.{comments}.\right) \\ $$
Question Number 108571 Answers: 2 Comments: 0
Question Number 108290 Answers: 0 Comments: 3
$$\mathrm{Why}\:\mathrm{do}\:\mathrm{all}\:\mathrm{active}\:\mathrm{content}\:\mathrm{of}\:\mathrm{forum}\:\mathrm{of} \\ $$$$\mathrm{dates}\:\mathrm{12},\mathrm{13},\mathrm{14was}\:\mathrm{disappear}\:\mathrm{on}\:\mathrm{my} \\ $$$$\mathrm{phone}? \\ $$
Question Number 108259 Answers: 0 Comments: 0
Question Number 108239 Answers: 1 Comments: 0
$$\left(\frac{\mathrm{7}}{\mathrm{2}}\right)!=? \\ $$$$ \\ $$
Question Number 107929 Answers: 0 Comments: 0
$$\frac{\mathrm{1}}{\mathrm{1}+\mathrm{2}^{\mathrm{2}} +\mathrm{3}^{\mathrm{3}} }+\frac{\mathrm{1}}{\mathrm{2}^{\mathrm{2}} +\mathrm{3}^{\mathrm{3}} +\mathrm{4}^{\mathrm{4}} }+\frac{\mathrm{1}}{\mathrm{3}^{\mathrm{3}} +\mathrm{4}^{\mathrm{4}} +\mathrm{5}^{\mathrm{5}} }+.... \\ $$
Question Number 107783 Answers: 0 Comments: 1
$$\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{\mathrm{1}}{{n}\mathrm{2}^{{n}} } \\ $$
Question Number 107741 Answers: 0 Comments: 2
Question Number 107704 Answers: 0 Comments: 0
Question Number 107628 Answers: 0 Comments: 0
Question Number 107533 Answers: 2 Comments: 0
$$\mathrm{The}\:\mathrm{position}\:\:\mathrm{as}\:\mathrm{a}\:\mathrm{function}\:\mathrm{of}\:\mathrm{time}\:{x}\left({t}\right)\:\mathrm{for}\:\mathrm{a}\:\mathrm{particle}\:\mathrm{in} \\ $$$$\mathrm{motion}\:\mathrm{is}\:\mathrm{given}\:\mathrm{as}\:\:{x}\left({t}\right)\:=\:\left(\mathrm{3}\:\mathrm{m}/\mathrm{s}^{\mathrm{2}} \right){t}^{\mathrm{2}} \:.\:\mathrm{Find}\:\mathrm{the}\:\mathrm{velocity} \\ $$$$\mathrm{of}\:\mathrm{this}\:\mathrm{particle}\:\mathrm{as}\:\mathrm{a}\:\mathrm{function}\:\mathrm{of}\:\mathrm{time}. \\ $$
Question Number 107512 Answers: 0 Comments: 3
$$\mathrm{I}\:\mathrm{seen}\:\mathrm{that}\:\mathrm{the}\:\mathrm{function} \\ $$$$\mathrm{insert}\:\mathrm{separator}\:\left(\mathrm{right}\:\mathrm{and}\:\mathrm{left}\right)\mathrm{don}'\mathrm{t}\: \\ $$$$\mathrm{work},\mathrm{ask}\:\mathrm{Titurkara}\:\mathrm{fix}\:\mathrm{this}\:\mathrm{problem}! \\ $$
Question Number 107420 Answers: 1 Comments: 1
Question Number 107403 Answers: 0 Comments: 0
Question Number 107367 Answers: 0 Comments: 0
Question Number 107362 Answers: 0 Comments: 1
$$\int_{\mathrm{0}} ^{\infty} \mathrm{x}^{\pi} \mathrm{e}^{−\mathrm{x}} \mathrm{dx} \\ $$
Question Number 107353 Answers: 2 Comments: 0
$${If}\:\mathrm{a}\:\mathrm{b}\:\mathrm{13}\:\mathrm{c}\:\mathrm{d}\:\mathrm{25}\:\mathrm{are}\:\mathrm{six}\:\mathrm{consecutive}\:\mathrm{terms}\:\mathrm{of}\:\mathrm{an}\:\mathrm{A}{P}\:.{find}\:{tbe}\:{value}\:{of}\:{a}\:{b}\:{c}\:{and}\:{d}. \\ $$
Question Number 107264 Answers: 2 Comments: 1
$$\int_{\mathrm{0}} ^{\infty} \lfloor\frac{\mathrm{1}}{\mathrm{x}^{\mathrm{2}} }\rfloor\mathrm{dx} \\ $$
Question Number 107263 Answers: 0 Comments: 1
$$\underset{\mathrm{n}=\mathrm{1}} {\overset{\mathrm{n}} {\sum}}\sqrt{\mathrm{n}} \\ $$
Question Number 107187 Answers: 1 Comments: 3
$$\mathrm{Prove}\:\mathrm{that} \\ $$$$\sqrt{\mathrm{8}}=\mathrm{1}+\frac{\mathrm{3}}{\mathrm{4}}+\frac{\mathrm{3}.\mathrm{5}}{\mathrm{4}.\mathrm{8}}+\frac{\mathrm{3}.\mathrm{5}.\mathrm{7}}{\mathrm{4}.\mathrm{8}.\mathrm{12}}+...... \\ $$
Question Number 107178 Answers: 1 Comments: 1
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