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Author: Tinku Tara

Question-7433

Question Number 7433 by Tawakalitu. last updated on 28/Aug/16 Commented by Yozzia last updated on 28/Aug/16 $$ \\ $$$${u}=\frac{\underset{{i}=\mathrm{1}} {\overset{\mathrm{99}} {\sum}}\sqrt{\mathrm{10}+\sqrt{{i}}}}{\underset{{i}=\mathrm{1}} {\overset{\mathrm{99}} {\sum}}\sqrt{\mathrm{10}−\sqrt{{i}}}} \\ $$$$\Rightarrow{u}\underset{{i}=\mathrm{1}}…

Prove-that-this-equation-is-true-x-1-n-1-2x-1-2x-1-2-x-1-x-1-

Question Number 72965 by Raxreedoroid last updated on 05/Nov/19 $$\mathrm{Prove}\:\mathrm{that}\:\mathrm{this}\:\mathrm{equation}\:\mathrm{is}\:\mathrm{true}: \\ $$$$\underset{{x}=\mathrm{1}} {\overset{{n}−\mathrm{1}} {\prod}}\left(\mathrm{2}{x}+\mathrm{1}\right)=\frac{\left(\mathrm{2}{x}−\mathrm{1}\right)!}{\left(\mathrm{2}\right)^{{x}−\mathrm{1}} \left({x}−\mathrm{1}\right)!} \\ $$ Commented by mathmax by abdo last updated on…

Produce-a-3-3-array-of-different-numbers-whose-all-the-rows-and-all-the-columns-make-AP-s-of-different-common-digfernces-

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}\:…

x-2-dx-x-1-x-2-4-2-

Question Number 7422 by Tawakalitu. last updated on 28/Aug/16 $$\int\frac{{x}^{\mathrm{2}} \:{dx}}{\left({x}\:−\:\mathrm{1}\right)\left({x}^{\mathrm{2}} \:+\:\mathrm{4}\right)^{\mathrm{2}} } \\ $$ Answered by Yozzia last updated on 28/Aug/16 $$\frac{{x}^{\mathrm{2}} }{\left({x}−\mathrm{1}\right)\left({x}^{\mathrm{2}} +\mathrm{4}\right)^{\mathrm{2}}…

Question-72952

Question Number 72952 by ajfour last updated on 05/Nov/19 Commented by ajfour last updated on 05/Nov/19 $${AB}\:{divides}\:{the}\:{composite}\:{figure} \\ $$$${of}\:{square}\:{mounted}\:{by}\:{a}\:{semicircle} \\ $$$${in}\:{two}\:{equal}\:{parts}.\:{Determine}\:\alpha. \\ $$ Commented by…

Question-138485

Question Number 138485 by SLVR last updated on 14/Apr/21 Commented by SLVR last updated on 14/Apr/21 $${Good}\:{morning}\:{mr}.{W}\:{thanks}\:{for} \\ $$$${your}\:{support}\:.{The}\:{above}\:{is}\:{also}\:{i} \\ $$$${missed}\:{long}\:{ago}..{and}\:{i}\:{couldnot} \\ $$$${retrive}\:{from}\:{the}\:{group}.{kindly}\:{help} \\ $$…