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Question Number 155215    Answers: 2   Comments: 0

Question Number 155212    Answers: 0   Comments: 1

Question Number 155204    Answers: 3   Comments: 0

Solve for positive integers: abcd + abc = (a+1)(b+1)(c+1)

Solveforpositiveintegers:abcd+abc=(a+1)(b+1)(c+1)

Question Number 155203    Answers: 1   Comments: 0

Question Number 155196    Answers: 1   Comments: 2

Hi I forgot my password, is there a way I can get it ?

HiIforgotmypassword,isthereawayIcangetit?

Question Number 155194    Answers: 0   Comments: 0

Question Number 155193    Answers: 0   Comments: 0

x,y∈R^+ prove that (1/(x+y+1))−(1/((x+1)(y+1)))<(1/(11))

x,yR+provethat1x+y+11(x+1)(y+1)<111

Question Number 155191    Answers: 0   Comments: 0

Question Number 155190    Answers: 1   Comments: 0

an atom of x with atomic number 9 has a mass of 18 with an abundsnce of 19%, a mass of 19 with an abundance of 3.5% and the remainder has a mass of 20. determine the relative mass of atom x?

anatomofxwithatomicnumber9hasamassof18withanabundsnceof19%,amassof19withanabundanceof3.5%andtheremainderhasamassof20.determinetherelativemassofatomx?

Question Number 155189    Answers: 1   Comments: 0

How to extract the coefficient of term “x^n y^m ” in (1+((yx)/(1−x)))(1−((yx)/(1−x)))^(−1) ?

Howtoextractthecoefficientoftermxnymin(1+yx1x)(1yx1x)1?

Question Number 155183    Answers: 1   Comments: 0

Question Number 155182    Answers: 0   Comments: 0

Question Number 155180    Answers: 0   Comments: 0

Question Number 155174    Answers: 2   Comments: 0

Find n if: 133^5 +110^5 +84^5 +27^5 =n^5

Findnif:1335+1105+845+275=n5

Question Number 155165    Answers: 1   Comments: 0

Question Number 155164    Answers: 1   Comments: 0

solve.. ⌊ (( x)/(2+ (√x))) ⌋ = 3 ( x∈ Z )

solve..x2+x=3(xZ)

Question Number 155161    Answers: 0   Comments: 0

Question Number 155159    Answers: 0   Comments: 0

∫_0 ^1 ((ln^n (x)Li_(n+1) (−x))/(1+x^2 ))dx=?

01lnn(x)Lin+1(x)1+x2dx=?

Question Number 155154    Answers: 1   Comments: 0

let n∈N^+ solve for real numbers: x^(3n) - y^(2n) = y^(3n) - x^(2n) = 4

letnN+solveforrealnumbers:x3ny2n=y3nx2n=4

Question Number 155146    Answers: 1   Comments: 0

L=∫_0 ^1 ∫_0 ^1 ∫_0 ^1 ({(x/y)}{(y/z)}{(z/x)})^n dxdydz=?

L=010101({xy}{yz}{zx})ndxdydz=?

Question Number 155144    Answers: 0   Comments: 3

how many integer solutions are there : ⌊ (1/(2+(√x)))⌋ = 3 ■

howmanyintegersolutionsarethere:12+x=3

Question Number 155264    Answers: 1   Comments: 0

en utilisant l′integrale de cauchy schwarz l′integrale ∫_o ^1 ((f(x))/(x+1))dx est majoree par?

enutilisantlintegraledecauchyschwarzlintegraleo1f(x)x+1dxestmajoreepar?

Question Number 155140    Answers: 0   Comments: 0

Question Number 155136    Answers: 0   Comments: 0

prove that ((log^2 (2))/2)Σ_(n=1) ^∞ ((𝛟(n))/((n+1)^2 2^n ))+log(2)Σ_(n=1) ^∞ ((𝛟(n))/((n+1)^3 2^n ))+Σ_(n=1) ^∞ ((𝛟(n))/((n+1)^4 2^n ))= =((23)/8)𝛇(6)−2𝛇^2 (3)−(1/(18))log^6 (2) m.A

provethatlog2(2)2n=1φ(n)(n+1)22n+log(2)n=1φ(n)(n+1)32n+n=1φ(n)(n+1)42n==238ζ(6)2ζ2(3)118log6(2)m.A

Question Number 155135    Answers: 0   Comments: 0

∫_0 ^1 ∫_0 ^1 (((log((1/x))−log((1/y)))/(log(log((1/x)))−log(log((1/y))))))^2 dxdy=?

0101(log(1x)log(1y)log(log(1x))log(log(1y)))2dxdy=?

Question Number 155134    Answers: 1   Comments: 0

∫_0 ^(π/2) sin^(2n) (x)dx=?

0π2sin2n(x)dx=?

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