Question and Answers Forum
All Questions Topic List
AllQuestion and Answers: Page 656
Question Number 146606 Answers: 1 Comments: 0
Question Number 146602 Answers: 1 Comments: 0
Question Number 146599 Answers: 0 Comments: 1
$$\left(\mathrm{1}\right)\:{from}\:{butanol}\:{what}\:{you}\:{need}\:{prepare}\: \\ $$$$\mathrm{1}\:−{butan}\:? \\ $$$$ \\ $$$$\left(\mathrm{2}\right)\:{from}\:{alchols}\:{prepare}\:\mathrm{1}−{propan}\:? \\ $$$$ \\ $$$$\left(\mathrm{3}\right){from}\:{alkynes}\:{and}\:{what}\:{you}\:{need}\:{prepare}\:{C} \\ $$$${is}\:{and}\:{trans}\:{ethene}\:? \\ $$$$ \\ $$$$\left(\mathrm{4}\right)\:{By}\:{hydrolysis}\:{of}\:{alkyle}\:{halide}\:{prepare}\: \\ $$$$\mathrm{1}−{butane}\:? \\ $$
Question Number 146597 Answers: 5 Comments: 0
$$\:\:\:\:\int\:\frac{\mathrm{cos}\:\mathrm{5x}+\mathrm{cos}\:\mathrm{4x}}{\mathrm{1}−\mathrm{2cos}\:\mathrm{3x}}\:\mathrm{dx}\:=?\: \\ $$$$\:\:\int\:\frac{\sqrt{\mathrm{tan}\:\mathrm{x}}}{\mathrm{sin}\:\mathrm{2x}}\:\mathrm{dx}\:=? \\ $$$$\:\:\int\:\frac{\mathrm{dx}}{\:\sqrt{\mathrm{cos}\:^{\mathrm{3}} \mathrm{x}\:\mathrm{sin}\:^{\mathrm{5}} \mathrm{x}}}\:=? \\ $$
Question Number 146592 Answers: 0 Comments: 0
$${By}\:{hydrolysis}\:{of}\:{Grinyard}\:{reagent}\:{prepare}\:{butan}\:? \\ $$
Question Number 146590 Answers: 1 Comments: 1
Question Number 146589 Answers: 1 Comments: 0
$${arcsin}\:\left({sin}\:\mathrm{10}\right)\:=\:? \\ $$
Question Number 146587 Answers: 0 Comments: 0
$${arccos}\left(\frac{\pi}{\mathrm{2}}\:-\:\frac{\mathrm{1}}{\mathrm{2}}\:{arccos}\:\frac{\mathrm{4}}{\mathrm{5}}\right)\:=\:? \\ $$
Question Number 146586 Answers: 0 Comments: 1
Question Number 146584 Answers: 0 Comments: 0
$$ \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:......{nice}\:...\:...\:...\:{calculus}...... \\ $$$$\: \\ $$$$\Omega=\:\int_{\mathrm{0}} ^{\:\mathrm{4}} {x}^{\:\mathrm{2}} \:{d}\:\left(\lfloor{x}+\lfloor{x}\:+\lfloor{x}+\lfloor{x}\rfloor\rfloor\rfloor\right)=?\: \\ $$$$ \\ $$
Question Number 146582 Answers: 1 Comments: 0
$$\:\:\:\int\:\mathrm{tan}\:^{\mathrm{4}} \mathrm{x}\:\mathrm{cos}\:^{\mathrm{2}} \mathrm{x}\:\mathrm{dx}\:=? \\ $$
Question Number 146577 Answers: 2 Comments: 1
Question Number 146559 Answers: 2 Comments: 0
$$\:\underset{{x}\rightarrow−\infty} {\mathrm{lim}}\:\left(−\mathrm{2}{x}+\mathrm{1}+\sqrt[{\mathrm{3}}]{\mathrm{8}{x}^{\mathrm{3}} +\mathrm{2}{x}^{\mathrm{2}} −\mathrm{10}}\:\right)=? \\ $$$$\:\underset{{x}\rightarrow\infty} {\mathrm{lim}}\left(\sqrt[{\mathrm{3}}]{\mathrm{125}{x}^{\mathrm{3}} −\mathrm{5}{x}^{\mathrm{2}} }−\mathrm{4}−\mathrm{5}{x}\:\right)=?\: \\ $$
Question Number 146550 Answers: 0 Comments: 0
$$\mathrm{f}\left(\mathrm{x}\right)=\mathrm{x}^{\mathrm{3}} \:\mathrm{arctan}\left(\frac{\mathrm{2}}{\mathrm{x}}\right) \\ $$$$\left.\mathrm{1}\right)\mathrm{calculate}\:\:\mathrm{f}^{\left(\mathrm{n}\right)} \left(\mathrm{x}\right) \\ $$$$\left.\mathrm{2}\right)\mathrm{developp}\:\mathrm{f}\:\mathrm{at}\:\mathrm{integr}\:\mathrm{srie}\:\mathrm{at}\:\mathrm{x}_{\mathrm{0}} =\mathrm{1} \\ $$
Question Number 146549 Answers: 2 Comments: 0
$$\mathrm{find}\:\mathrm{lim}_{\mathrm{x}\rightarrow\mathrm{0}} \:\frac{\mathrm{cos}\left(\mathrm{x}−\mathrm{sinx}\right)+\mathrm{1}−\mathrm{cos}\left(\mathrm{x}^{\mathrm{2}} \right)}{\mathrm{x}^{\mathrm{2}} } \\ $$
Question Number 146548 Answers: 2 Comments: 0
$$\mathrm{let}\:\mathrm{f}\left(\mathrm{x}\right)=\mathrm{cos}\left(\alpha\mathrm{x}\right)\:\mathrm{developp}\:\mathrm{f}\:\mathrm{at}\:\mathrm{fourier}\:\mathrm{serie}\:\:\left(\alpha\:\mathrm{real}\right) \\ $$
Question Number 146547 Answers: 3 Comments: 0
$$\mathrm{calculate}\:\int_{\mid\mathrm{z}\mid=\mathrm{5}} \:\:\:\frac{\mathrm{2}−\mathrm{z}^{\mathrm{2}} }{\left(\mathrm{z}^{\mathrm{2}} +\mathrm{9}\right)\left(\mathrm{z}−\mathrm{i}\right)^{\mathrm{2}} }\mathrm{dz} \\ $$
Question Number 146546 Answers: 2 Comments: 0
$$\mathrm{find}\:\int_{\mid\mathrm{z}−\mathrm{1}\mid=\mathrm{3}} \:\:\frac{\mathrm{cos}\left(\pi\mathrm{z}\right)}{\left(\mathrm{z}−\mathrm{2}\right)\left(\mathrm{z}^{\mathrm{2}} +\mathrm{4}\right)}\mathrm{dz} \\ $$
Question Number 146545 Answers: 1 Comments: 0
$${arcsin}\left({x}^{\mathrm{2}} -\mathrm{3}\right)\:=\:{arcsin}\left({x}^{\mathrm{2}} +\mathrm{3}{x}+\mathrm{4}\right) \\ $$$${find}\:\:\boldsymbol{{x}}=? \\ $$
Question Number 146535 Answers: 2 Comments: 0
$$\begin{cases}{\frac{\mathrm{15}}{{x}^{\mathrm{2}} +{xy}}\:+\:\frac{\mathrm{3}}{{y}^{\mathrm{2}} +{xy}}\:=\:\mathrm{5},\mathrm{5}}\\{\frac{\mathrm{12}}{{x}^{\mathrm{2}} +{xy}}\:-\:\frac{\mathrm{6}}{{y}^{\mathrm{2}} +{xy}}\:=\:\mathrm{3}}\end{cases}\:\:\:\Rightarrow\:\:\mid{x}+{y}\mid=? \\ $$
Question Number 146529 Answers: 1 Comments: 0
Question Number 146528 Answers: 1 Comments: 0
Question Number 146524 Answers: 0 Comments: 0
$$\mathrm{find}\:\int_{\mathrm{0}} ^{\infty} \:\:\frac{\mathrm{xsinx}}{\left(\mathrm{x}^{\mathrm{4}} \:+\mathrm{1}\right)^{\mathrm{3}} }\mathrm{dx} \\ $$
Question Number 146523 Answers: 2 Comments: 0
Question Number 146521 Answers: 1 Comments: 0
$$\left(\boldsymbol{{i}}\:-\:\mathrm{1}\right)^{−\mathrm{100}} \:=\:? \\ $$
Question Number 146519 Answers: 0 Comments: 0
Pg 651 Pg 652 Pg 653 Pg 654 Pg 655 Pg 656 Pg 657 Pg 658 Pg 659 Pg 660
Terms of Service
Privacy Policy
Contact: info@tinkutara.com