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AllQuestion and Answers: Page 177
Question Number 193669 Answers: 1 Comments: 0
Question Number 193668 Answers: 1 Comments: 0
$$\frac{\mathrm{sin}\left(\mathrm{3x}\right)}{\mathrm{1}−\mathrm{x}}−\frac{\mathrm{cos}\left(\mathrm{3x}\right)}{\mathrm{cos}\left(\mathrm{x}\right)}\:=\:−\mathrm{2}\:\:????\:\: \\ $$
Question Number 193664 Answers: 0 Comments: 2
Question Number 193760 Answers: 1 Comments: 0
$${prove}\:{that} \\ $$$$\frac{\mathrm{1}}{\mathrm{2}}×\frac{\mathrm{3}}{\mathrm{4}}×\frac{\mathrm{5}}{\mathrm{6}}×\frac{\mathrm{7}}{\mathrm{8}}×\frac{\mathrm{9}}{\mathrm{10}}...×\frac{\mathrm{99}}{\mathrm{100}}>\frac{\mathrm{1}}{\mathrm{13}}\:\:\: \\ $$
Question Number 193656 Answers: 0 Comments: 1
$${please}\:{can}\:{someone}\:{solves}\:{this}\: \\ $$
Question Number 193651 Answers: 0 Comments: 1
$$\mathrm{determiner}\:\mathrm{rayon}\:\boldsymbol{\mathrm{R}} \\ $$
Question Number 193646 Answers: 3 Comments: 0
Question Number 193635 Answers: 2 Comments: 1
Question Number 193647 Answers: 2 Comments: 0
Question Number 193629 Answers: 0 Comments: 1
$$\int\mathrm{cos}\:\mathrm{5xdx} \\ $$$$ \\ $$
Question Number 193626 Answers: 3 Comments: 0
Question Number 193612 Answers: 1 Comments: 0
Question Number 193611 Answers: 1 Comments: 0
$$\mathrm{2}\sqrt{\mathrm{4}}\:\boldsymbol{\div}\:\mathrm{2}\sqrt{\mathrm{4}}\:=? \\ $$
Question Number 193609 Answers: 1 Comments: 0
Question Number 193596 Answers: 2 Comments: 0
Question Number 193595 Answers: 2 Comments: 0
Question Number 193622 Answers: 1 Comments: 1
$$\mathrm{determiner}\:\mathrm{l}\:\mathrm{angle}\:\boldsymbol{\mathrm{x}} \\ $$
Question Number 193581 Answers: 1 Comments: 0
Question Number 193617 Answers: 1 Comments: 0
Question Number 193618 Answers: 1 Comments: 0
$${x}^{{log}_{\mathrm{2}} {x}} =\mathrm{256} \\ $$
Question Number 193565 Answers: 1 Comments: 0
Question Number 193563 Answers: 3 Comments: 0
Question Number 193554 Answers: 2 Comments: 0
Question Number 193548 Answers: 1 Comments: 1
Question Number 193546 Answers: 2 Comments: 0
$${if}\:{a}+{b}+{c}=\mathrm{1} \\ $$$${find}\:{maximum}\:{ab}\:+{bc}\:+{ca}\: \\ $$$${a}\:,\:{b}\:,\:{c}\:{are}\:{non}\:{negative}\:{integers} \\ $$$$ \\ $$
Question Number 193585 Answers: 1 Comments: 0
$$ \\ $$$${There}\:{exists}\:{a}\:{unique}\:{positive}\:{integer}\:{a}\:{for} \\ $$$${which}\:{The}\:{sum}\:{u}\:\:=\:\underset{{n}=\mathrm{1}} {\overset{\mathrm{2023}} {\sum}}\lfloor\frac{{n}^{\mathrm{2}} −{na}}{\mathrm{5}}\rfloor\:{is}\:{an}\:{integer} \\ $$$${trictly}\:{between}\:−\mathrm{1000}\:\&\:\mathrm{1000}\:{find}\:{a}+{u}. \\ $$
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