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How would I know which question to pick when sitting my creative writing exam?

Read through all six very carefully. From the first read through, eliminate the scenarios and scenes which you have little to zero knowledge about, and those which you have no vague, but immediate ideas f...

TD
1655 Views

How does integration by parts work ad when to use it?

Integration by parts should be used when you want to integrate a function composed of two factors (we can call them 'u' and 'dv'), where it is fairly easy to derive 'u', while it is difficult or impossibl...

MO
Answered by Michal O. Maths tutor
2951 Views

A circle with centre C has equation: x^2 + y^2 + 20x - 14 y + 49 = 0. Express the circle in the form (x-a)^2 +(y-b)^2=r^2. Show that the circle touches the y-axis and crosses the x-axis in two distinct points.

Firstly we rearrange the expression to the required form:x2 + y2 + 20x - 14y + 49 = 0 which gives (x + 10)2 - 100 + (y - 7)2 - 49 + 49 = 0 and so ...

JI
Answered by John I. Maths tutor
7101 Views

Integrate ln(x/7) with respect to x

Firstly split up the ln(x/7) = ln(x) - ln(7) using rules of logarithms learnt in your first year of A-levels, as this will reduce any likely error.Secondly, recognise that the -ln(7) term is constant, and...

AS
Answered by Arjun S. Maths tutor
3025 Views

How can I prepare for an exam or essay that requires comparing two texts?

Firstly, you should check your syllabus to see what stipulations there are about the texts you are comparing. Does one have to be a poem, or pre-1900, do you have to compare two different mediums of texts...

IM
3705 Views

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