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Question Number 216445 Answers: 2 Comments: 2

Prove that Γ((1/2)) = (√π)

$Prove that Γ (\frac{1}{2}) = \sqrt{π}$

Question Number 216437 Answers: 3 Comments: 0

Question Number 216454 Answers: 0 Comments: 7

Reponse a l exercice N8: Reponses par ordre:(1,2,3,4,5,6) imsge 1 imsge 2 image 3 imsge 5 imsge 4 imsge 6

$Reponse a l exercice N 8 :$ $Reponses par ordre : (1, 2, 3, 4, 5, 6)$ $imsge 1$ $imsge 2$ $image 3$ $imsge 5$ $imsge 4$ $imsge 6$

Question Number 216425 Answers: 2 Comments: 1

Question Number 216421 Answers: 1 Comments: 0

If asinθ + bcosθ = acosecθ + bsecθ then prove that each term is equal to (a^(2/3) − b^(2/3) )(√(a^(2/3) + b^(2/3) )).

$If a \sin θ + b \cos θ = a cosec θ + b \sec θ then$ $prove that each term is equal to$ $(a^{\frac{2}{3}} - b^{\frac{2}{3}}) \sqrt{a^{\frac{2}{3}} + b^{\frac{2}{3}}} .$

Question Number 216416 Answers: 1 Comments: 4

Question Number 216411 Answers: 1 Comments: 0

(dx/dx)

$\frac{d x}{d x}$

Question Number 216408 Answers: 0 Comments: 1

∫_(−1) ^1 (1/x)(√((1+x)/(1−x)))ln(((2x^2 +2x+1)/(2x^2 −2x+1)))dx

$\int_{- 1}^{1} \frac{1}{x} \sqrt{\frac{1 + x}{1 - x}} \ln (\frac{2 x^{2} + 2 x + 1}{2 x^{2} - 2 x + 1}) d x$

Question Number 216390 Answers: 0 Comments: 3

f(x)=ax

$f (x) = a x$

Question Number 216381 Answers: 1 Comments: 0

∫(lnx)^2 dx

$\int {(l n x)}^{2} d x$

Question Number 216388 Answers: 1 Comments: 1

Question Number 216387 Answers: 1 Comments: 0

Question Number 216372 Answers: 2 Comments: 0

∫((xe^x )/((x+1)^2 ))dx

$\int \frac{{x e}^{x}}{{(x + 1)}^{2}} d x$

Question Number 216369 Answers: 2 Comments: 0

Question Number 216355 Answers: 1 Comments: 1

given that ϕ,β are the roots of the equation 3x2−x−5=0 from the equation whose roots are 2ϕ−1/β,2β−1/ϕ

$g i v e n t h a t φ, β a r e t h e r o o t s o f t h e e q u a t i o n 3 x 2 - x - 5 = 0 f r o m t h e e q u a t i o n w h o s e r o o t s a r e 2 φ - 1 / β, 2 β - 1 / φ$

Question Number 216352 Answers: 1 Comments: 1

Question Number 216351 Answers: 1 Comments: 0

Vector field F^→ ;R^3 →R^3 F^→ (x,y,z)=xye_1 ^→ −5ye_2 ^→ −3yze_3 ^→ ∫∫_(S;x^2 +y^2 +z^2 =r^2 ) F^→ ∙dS^→ = ?

$Vector field \vec{F}; R^{3} \to R^{3}$ $\vec{F} (x, y, z) = x y {\vec{e}}_{1} - 5 y {\vec{e}}_{2} - 3 y z {\vec{e}}_{3}$ $\underset{S; x^{2} + y^{2} + z^{2} = r^{2}}{\int \int} \vec{F} \cdot d \vec{S} = ?$

Question Number 216350 Answers: 1 Comments: 0

S is the boundary surface of the surrounded by the cylinder x^2 +y^2 =9 and plane z=0 , z=2 and and vector Field F^→ ;R^3 →R^3 F^→ (x,y,z)=3ye_1 ^→ +yze_2 ^→ −xyz^5 e_3 ^→ ∫∫_(S) F^→ ∙dS^→ =?

$S is the boundary surface of the$ $surrounded by the cylinder x^{2} + y^{2} = 9$ $and plane z = 0, z = 2 and$ $and vector Field \vec{F}; R^{3} \to R^{3}$ $\vec{F} (x, y, z) = 3 y {\vec{e}}_{1} + y z {\vec{e}}_{2} - {x y z}^{5} {\vec{e}}_{3}$ $\underset{S}{\int \int} \vec{F} \cdot d \vec{S} = ?$

Question Number 216332 Answers: 4 Comments: 0

Question Number 216324 Answers: 1 Comments: 1

Question Number 216323 Answers: 1 Comments: 2

Let 10≥x,y≥0 and x,y∈R Find a)P(x−2>y) b)P(x+2<y)

$Let 10 ⩾ x, y ⩾ 0 and x, y \in R$ $Find$ $a) P (x - 2 > y)$ $b) P (x + 2 < y)$

Question Number 216316 Answers: 2 Comments: 0

Calculer lim_(x→−2) ((x^2 +x−2)/( (√(6+x)) −2))

$Calculer$ $\lim_{x \to - 2} \frac{x^{2} + x - 2}{\sqrt{6 + x} - 2}$

Question Number 216312 Answers: 2 Comments: 0

If ab^2 + bc^2 + ca^2 = 0 then find ((a/b) + (b/c)) + ((b/c) + (c/a)) + ((c/a) + (a/b)) + 2.

$If {a b}^{2} + {b c}^{2} + {c a}^{2} = 0 then find$ $(\frac{a}{b} + \frac{b}{c}) + (\frac{b}{c} + \frac{c}{a}) + (\frac{c}{a} + \frac{a}{b}) + 2 .$

Question Number 216296 Answers: 0 Comments: 0

Question Number 216284 Answers: 1 Comments: 1

if i have 7200 coin and Each A,B,C are 500 coin at this time how many Should i buy each so that i can buy as many possible???

$if i have 7200 coin$ $and Each A, B, C are 500 coin$ $at this time how many Should$ $i buy each so that i can buy as many$ $possible ? ? ?$

Question Number 216281 Answers: 0 Comments: 4

Prove:∫_0 ^(π/2) dφ∫_0 ^(π/2) f(sinθ cos θ)sinθ dθ=(π/2)∫_0 ^1 f(x)dx

$Prove : \int_{0}^{\frac{π}{2}} d ϕ \int_{0}^{\frac{π}{2}} f (\sin θ \cos θ) \sin θ d θ = \frac{π}{2} \int_{0}^{1} f (x) d x$

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