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∫ x^3 *ln(2x) (from 2->1) can be written in the form pln 2 + q, where p and q are rational numbers. Find p and q.

Firstly I would think about how I could integrate this. In this case you would need integrate by parts. I use LATE to decide which value is u and v' which stands for Log,Algebra,Trig,Exp. Which ever one a...

Answered by • Maths tutor

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What is the equation of the tangent of the circle x^2+y^2=25 at the point (3,4)

GraphFirstly, if not drawn for you it would be best to draw the graph which is given to you (in this case you should notice is a c...

Answered by Alireza A. • Maths tutor

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Factorise the equation x^2 + 5x+6 = 0

(x+3)(x+2)

Answered by James W. • Maths tutor

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What is the point of bearings?

Imagine you want to sail a ship from Liverpool to new York. While sailing you will need to know precisely what direction you need to be travelling at every point(if you are out by one degree this could re...

Answered by Jamie S. • Maths tutor

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n is an integer such that 6-3n>18 and (-5n)/(n^2-6)>1. Find all the possible values of n.

First we solve 6-3n>18. We do this by rearranging:Carry over the -3n term for 6>18+3n.Take away 18 from both sides for -12>3n.Divide both sides by 3 for -4>n.So we know that n<-4. Now we so...

Answered by Daniel C. • Maths tutor

5582 Views