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Question Number 182188 Answers: 2 Comments: 0

((((√5)+2))^(1/3) +(((√5)−2))^(1/3) )^(2014) =?

$$\left(\sqrt[{\mathrm{3}}]{\sqrt{\mathrm{5}}+\mathrm{2}}+\sqrt[{\mathrm{3}}]{\sqrt{\mathrm{5}}−\mathrm{2}}\right)^{\mathrm{2014}} =? \\ $$

Question Number 182183 Answers: 1 Comments: 0

∫_0 ^( 1) e^a a^n da=? n≥1 n∈N

$$\int_{\mathrm{0}} ^{\:\mathrm{1}} \boldsymbol{{e}}^{\boldsymbol{{a}}} \boldsymbol{{a}}^{\boldsymbol{{n}}} \boldsymbol{{da}}=?\:\:\:\:\:\:\:\:\boldsymbol{{n}}\geqslant\mathrm{1}\:\:\:\:\boldsymbol{{n}}\in\boldsymbol{{N}} \\ $$

Question Number 182178 Answers: 1 Comments: 2

The Circle Has A Radius 5cm And the angle between sector from the chord is 73.7397952916880° and their right triangle is AB=4 cm AC=3 cm Find the area of arc triangle EDB with E^⌢ D^⌢ is arc

$${The}\:{Circle}\:{Has}\:{A}\:{Radius}\:\mathrm{5}{cm} \\ $$$${And}\:{the}\:{angle}\:{between} \\ $$$$\:{sector}\:{from}\:{the}\:{chord}\:{is} \\ $$$$\mathrm{73}.\mathrm{7397952916880}° \\ $$$${and}\:{their}\:{right}\:{triangle}\:{is} \\ $$$${AB}=\mathrm{4}\:{cm} \\ $$$${AC}=\mathrm{3}\:{cm} \\ $$$${Find}\:{the}\:{area}\:{of}\:{arc}\:{triangle} \\ $$$${EDB} \\ $$$${with}\:\overset{\frown} {{E}}\overset{\frown} {{D}}\:{is}\:{arc} \\ $$$$ \\ $$

Question Number 182176 Answers: 1 Comments: 0

Question Number 182170 Answers: 1 Comments: 0

Question Number 182165 Answers: 0 Comments: 1

Question Number 182155 Answers: 3 Comments: 1

Question Number 182149 Answers: 4 Comments: 1

Question Number 182139 Answers: 1 Comments: 1

Find constant a, b, so that y(t)=(t+3)e^(2t) is solution of IVP y^′ =ay+e^(2t) , y(0)=b .

$$\mathrm{Find}\:\mathrm{constant}\:\mathrm{a},\:\mathrm{b},\:\mathrm{so}\:\mathrm{that} \\ $$$$\mathrm{y}\left(\mathrm{t}\right)=\left(\mathrm{t}+\mathrm{3}\right)\mathrm{e}^{\mathrm{2t}} \:\mathrm{is}\:\mathrm{solution}\:\mathrm{of}\:\mathrm{IVP} \\ $$$$\mathrm{y}^{'} =\mathrm{ay}+\mathrm{e}^{\mathrm{2t}} ,\:\:\:\:\:\:\:\:\:\:\:\mathrm{y}\left(\mathrm{0}\right)=\mathrm{b} \\ $$$$ \\ $$$$. \\ $$

Question Number 182135 Answers: 2 Comments: 1

Question Number 182131 Answers: 2 Comments: 0

Solve ((x + a^2 + 2c^2 )/(b + c)) + ((x + b^2 + 2a^2 )/(c + a)) + ((x + c^2 + 2b^2 )/(a + b)) = 0

$$\mathrm{Solve} \\ $$$$\frac{{x}\:+\:{a}^{\mathrm{2}} \:+\:\mathrm{2}{c}^{\mathrm{2}} }{{b}\:+\:{c}}\:+\:\frac{{x}\:+\:{b}^{\mathrm{2}} \:+\:\mathrm{2}{a}^{\mathrm{2}} }{{c}\:+\:{a}}\:+\:\frac{{x}\:+\:{c}^{\mathrm{2}} \:+\:\mathrm{2}{b}^{\mathrm{2}} }{{a}\:+\:{b}}\:=\:\mathrm{0} \\ $$

Question Number 182129 Answers: 0 Comments: 0

Question Number 182128 Answers: 0 Comments: 0

Question Number 182114 Answers: 0 Comments: 1

Question Number 182109 Answers: 1 Comments: 0

f(x)=3x^2 −2x(√3)−8 g(x)=x^2 −(1/3) gof^(−1) (18)=?

$$\boldsymbol{{f}}\left(\boldsymbol{{x}}\right)=\mathrm{3}\boldsymbol{{x}}^{\mathrm{2}} −\mathrm{2}\boldsymbol{{x}}\sqrt{\mathrm{3}}−\mathrm{8}\:\:\:\:\:\boldsymbol{{g}}\left(\boldsymbol{{x}}\right)=\boldsymbol{{x}}^{\mathrm{2}} −\frac{\mathrm{1}}{\mathrm{3}} \\ $$$$\boldsymbol{{gof}}^{−\mathrm{1}} \left(\mathrm{18}\right)=? \\ $$

Question Number 182108 Answers: 2 Comments: 0

A truck, P traveling at 54km/hr passes through a point at 10:30am, while another truck, Q traveling at 90km/hr passes through this same point 30 minutes later. At what time will truck Q overtake P?

Question Number 182103 Answers: 1 Comments: 1