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Integrate xsin2x

Integrate by parts: integral = [uv] - ∫u'v dx (u'= derivative of u, v'= derivative of v)

u= x     u'= 1

v' = sin2x        v= -0.5cos2x

= -0.5xcosx  -  ∫-0.5cos2x dx

= -0.5xcosx...

JE
Answered by Julia E. Maths tutor
21079 Views

What is the area bound by the x-axis, the lines x=1 and x=3 and the curve y=3x^(2)-1/x ? Answer in exact form.

Integrate, y= 3x-1/x

 1{3x- 1/x dx = [x-lnx]31= (3-ln3)-(1-ln1) = 3-ln3-1+0= 2-ln3

EL
Answered by Escher L. Maths tutor
4296 Views

Describe the part played by each of the organelles involved in the production and secretion of the enzymes. (10)

  1. The Nucleus contains the DNA code for the amino acid sequence (2) 3. The Nucleolus makes rRNA (4) 5. The Ribosomes translate mRna in protein synthesis 6. The endoplasmic reticulum allows for the tra...
AM
Answered by Aoife M. Biology tutor
15005 Views

¿Cuáles son los temas principales en el Laberinto del Fauno?

En primer lugar, uno de los temas más importantes en la película El Laberinto del Fauno, es del género. A mi modo de ver, la creación de dos mundos, el mundo fantástico y el mundo real, nos muestra como h...

IS
Answered by Isabella S. Spanish tutor
27241 Views

How does anaerobic respiration in yeast actually work?

Anaerobic respiration happens when there isn't enough Oxygen available for Oxidative Phosphorylation to occur. Without Oxidative Phosphorylation, ATP synthesis occuring across the inner mitochondrial memb...

RV
Answered by Raqib V. Biology tutor
8230 Views

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