Category: Vector Calculus

Question Number 92138 by hore last updated on 05/May/20 $$\int \frac{dx}{1+x^2}$$ Answered by john santu last updated on 05/May/20 $${\tan }^{-1}\left(\mathrm{x}\right)+\mathrm{c}$$…

Question Number 152771 by Tawa11 last updated on 01/Sep/21 $$\mathrm{If}\mathrm{f}\left(\mathrm{z}\right)=\mathrm{z}\sin \left(\mathrm{z}\right)+\mid \mathrm{z}{\mid }^2,\mathrm{verify}\mathrm{if}\mathrm{f}\left(\mathrm{z}\right)\mathrm{satisfy}\mathrm{cauchy}\mathrm{rieman}$$$$\mathrm{condition}$$ Commented by alisiao last updated on 01/Sep/21 $${f}\left({z}\right)=\:{z}\:{sin}\left({z}\right)\:+\:{z}\:\overset{\_} {{z}} \…

Question Number 84969 by subhankar10 last updated on 18/Mar/20 $$\mathrm{let}\mathrm{c}\mathrm{is}\mathrm{a}\mathrm{constant}\mathrm{vector}\mathrm{and}\overrightarrow{\mathrm{r}}=\mathrm{x}\hat{\mathrm{i}}+\mathrm{y}\hat{\mathrm{j}}+\mathrm{z}\hat{\mathrm{k}}\mathrm{then}\mathrm{proved}\mathrm{that}\mathrm{grad}\mid \mathrm{c}\times \overrightarrow{\mathrm{r}}{\mid }^{\mathrm{n}}=\mathrm{n}\mid \mathrm{c}\times \overrightarrow{\mathrm{r}}{\mid }^{\mathrm{n}-2}\mathrm{c}\times \left(\overrightarrow{\mathrm{r}}\times \mathrm{c}\right).$$ Terms of Service Privacy…

Question Number 18243 by ajfour last updated on 17/Jul/17 Commented by ajfour last updated on 17/Jul/17 $$\mathrm{If}\mathrm{z}=\mid \mathrm{z}\mid ({\mathrm{e}}^{\mathrm{i}\mathit{\varphi }}\cos \theta +\mathrm{jsin}\theta )$$$${\mathrm{z}}_{\mathit{\varphi }+△\mathit{\varphi }}=\mid \mathrm{z}\mid ({\mathrm{e}}^{\mathrm{i}\mathit{\varphi }+\mathrm{i}△\mathit{\varphi }}\cos \theta +\mathrm{jsin}\theta )$$$$\mathrm{z}^{\theta+\bigtriangleup\theta} \:=\mid\mathrm{z}\mid\left[\mathrm{e}^{\mathrm{i}\boldsymbol{\phi}}…

Question Number 146150 by Ppmaurya last updated on 11/Jul/21 $$(\mathbf{L}\mathrm{evel}-2)10\mathbf{th}\mathbf{maths}\mathbf{assignment}\mathbf{of}\mathbf{polynomials}\mathbf{by}\mathbf{PP}\mathbf{sir}$$$$\mathrm{Defind}\mathrm{upwards}\mathrm{and}\mathrm{downwards}\mathrm{parabolas}.$$$$$$$$$$ Terms of Service Privacy Policy Contact: info@tinkutara.com