Question Number 224633 by Sananaullah last updated on 23/Sep/25 $${x}+{y}=\mathrm{2},\mathrm{4} \\ $$$${x}=\mathrm{2} \\ $$$${y}=\mathrm{4} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 224634 by gregori last updated on 23/Sep/25 $$\:\:\underbrace{\mathcal{X}} \\ $$ Answered by mr W last updated on 24/Sep/25 $$\_{B\_B\_B\_B\_B\_B\_G\_G\_G\_G\_} \\ $$$$\_{G\_G\_G\_G\_B\_B\_B\_B\_B\_B\_} \\ $$$${B}\ast{B}\ast{B}\ast{B}\ast{B}\ast{B}…
Question Number 224635 by hardmath last updated on 23/Sep/25 $$\mathrm{Prove}\:\mathrm{that}:\:\:\:\mathrm{sin}\left(\mathrm{54}°\right)\:=\:\:\frac{\sqrt{\mathrm{5}}\:+\:\mathrm{1}}{\mathrm{4}} \\ $$ Answered by som(math1967) last updated on 23/Sep/25 $$\:{let}\:\mathrm{54}=\alpha \\ $$$$\therefore\mathrm{5}\alpha=\mathrm{270} \\ $$$$\Rightarrow\mathrm{3}\alpha=\mathrm{270}−\mathrm{2}\alpha \\…
Question Number 224641 by Mingma last updated on 23/Sep/25 Answered by mr W last updated on 07/Oct/25 $$\left({a}\right) \\ $$$${p}=\frac{\mathrm{4}}{{C}_{\mathrm{5}} ^{\mathrm{52}} }=\frac{\mathrm{1}}{\mathrm{649}\:\mathrm{740}} \\ $$$$\left({b}\right) \\…
Question Number 224642 by Rogerkeyter last updated on 23/Sep/25 Answered by som(math1967) last updated on 24/Sep/25 $$\:\:\:\:\:{I}=\int_{\mathrm{0}} ^{\mathrm{1}} \frac{\boldsymbol{{dx}}}{\mathrm{1}+\frac{\boldsymbol{{e}}^{\sqrt{\mathrm{1}−\boldsymbol{{x}}}} }{\boldsymbol{{e}}^{\sqrt{\boldsymbol{{x}}}} }} \\ $$$$\:\:\:\:=\int_{\mathrm{0}} ^{\mathrm{1}} \frac{\boldsymbol{{e}}^{\sqrt{\boldsymbol{{x}}}}…
Question Number 224623 by gregori last updated on 22/Sep/25 $$\:\:\: \\ $$ Commented by gregori last updated on 23/Sep/25 $${no}\:{sir}.\:{i}\:{don}'{t}\:{get}\:{answer}\: \\ $$ Commented by mr…
Question Number 224629 by Abdulazim last updated on 22/Sep/25 Answered by Abdulazim last updated on 22/Sep/25 $${Help} \\ $$ Answered by fantastic last updated on…
Question Number 224606 by gregori last updated on 21/Sep/25 $$\:\:\:\:\mathrm{Y} \\ $$ Answered by som(math1967) last updated on 21/Sep/25 $$\:\frac{\mathrm{10sin}\:\alpha\mathrm{sin}\:\beta}{{cos}\alpha{cos}\beta}=\mathrm{9} \\ $$$$\Rightarrow\frac{{cos}\alpha{cos}\beta}{{sin}\alpha{sin}\beta}=\frac{\mathrm{10}}{\mathrm{9}} \\ $$$$\Rightarrow\frac{{cos}\alpha{cos}\beta+{sin}\alpha{sin}\beta}{{cos}\alpha{cos}\beta−{sin}\alpha{sin}\beta}=\frac{\mathrm{10}+\mathrm{9}}{\mathrm{10}−\mathrm{9}} \\…
Question Number 224600 by klipto last updated on 21/Sep/25 $$\mathrm{i}\:\mathrm{am}\:\mathrm{back}\:\mathrm{guys} \\ $$ Commented by fantastic last updated on 21/Sep/25 $${good} \\ $$ Commented by Tawa11…
Question Number 224614 by necx122 last updated on 21/Sep/25 $${A}\:{binary}\:{operation}\:\ast\:{is}\:{defined}\:{on}\:{a}\:{set} \\ $$$${real}\:{numbers},\:{R}\:{by} \\ $$$${x}\ast{y}\:=\:\mathrm{2}{x}\:+\:\mathrm{2}{y}\:−\frac{{xy}}{\mathrm{3}}\:. \\ $$$${find}: \\ $$$$\left({i}\right)\:{The}\:{inverse}\:{of}\:{x}\:{under}\:{the}\:{operation}\:\ast \\ $$$$\left({ii}\right)\:{Truth}\:{set}\:{when}\:{m}\ast\mathrm{7}=−\mathrm{2}\ast{m} \\ $$ Answered by hfdghcdfj…