Menu Close

Author: Tinku Tara

0-pi-dx-2-cos-x-

Question Number 140930 by bramlexs22 last updated on 14/May/21 $$\underset{\mathrm{0}} {\overset{\pi} {\int}}\:\frac{\mathrm{dx}}{\:\sqrt{\mathrm{2}}\:−\mathrm{cos}\:\mathrm{x}} \\ $$ Answered by Dwaipayan Shikari last updated on 14/May/21 $$\mathrm{2}\int_{\mathrm{0}} ^{\infty} \frac{{dt}}{\:\sqrt{\mathrm{2}}−\frac{\mathrm{1}−{t}^{\mathrm{2}}…

Question-9847

Question Number 9847 by 0942679167 last updated on 07/Jan/17 Commented by prakash jain last updated on 08/Jan/17 $$\mathrm{Can}\:\mathrm{u}\:\mathrm{please}\:\mathrm{type}\:\mathrm{the}\:\mathrm{question} \\ $$$$\mathrm{image}\:\mathrm{is}\:\mathrm{not}\:\mathrm{readble}. \\ $$$$\mathrm{Or}\:\mathrm{use}\:\mathrm{app}\:\mathrm{like}\:\mathrm{camscanner}\:\mathrm{to} \\ $$$$\mathrm{take}\:\mathrm{the}\:\mathrm{image} \\…

Question-9844

Question Number 9844 by ridwan balatif last updated on 07/Jan/17 Answered by ridwan balatif last updated on 08/Jan/17 $$\mathrm{misalkan}\::\:\mathrm{y}=\mathrm{ax}^{\mathrm{2}} −\mathrm{bx}+\mathrm{c} \\ $$$$\mathrm{ketika}\:\mathrm{x}=−\mathrm{2}\rightarrow\mathrm{41}=\mathrm{4a}+\mathrm{2b}+\mathrm{c}…\left(\mathrm{1}\right) \\ $$$$\mathrm{ketika}\:\mathrm{x}=\mathrm{5}\:\:\:\:\rightarrow\mathrm{20}=\mathrm{25a}−\mathrm{5b}+\mathrm{c}…\left(\mathrm{2}\right) \\…