Top answers

Integrate 4x^3 - 3x + 6

When integrating an equation we can treat each variable individually. Lets start with 4x^3, when integrating, we raise the power (in this case 3) by +1 and divide the multiple (in this case 4) by the new rai...
BP
Answered by Bradley P. • Maths tutor
4417 Views

Integrate the following expression with respect to x, (2+4x^3)/x^2

First we should simplify the expression to be able to integrate it. We should separate the expression to 2 parts. Now we have the following: 2/x^2 + 4xWe can bring the x^2 to the top,now we have the followin...
MP
Answered by Maria P. • Maths tutor
3888 Views

Quelle est la différence entre l'imparfait et le prétérit/passé simple?

L'imparfait exprime en général une action inachevée dans le passé. C'est le temps de la narration et de la description. Il définit également un contexte. -- Par exemple, dans "Anna aimait manger des gla...
FM
Answered by Fosca M. • French tutor
5575 Views

Find the equation of the tangent to the curve y = x^2-2x-3 at x=-1

First we find the gradient by differentiation. Differentiating the expression for the curve gives dy/dx=2x-2. Subbing in x=-1 gives dy/dx=-4 so the gradient of the line is -4. To find the y intercept, we use...
CR
Answered by Caleb R. • Maths tutor
6285 Views

What is the actus reus of a crime?

The actus reus of the crime translates in latin to 'the guilty act' and is the objective, external element of the crime. For example, the actus reus of a speeding offence would be driving the vehicle over th...
LM
Answered by Lauren M. • Law tutor
3749 Views