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Maths
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How do you solve the #EdexcelMaths question?

Remember the uproar on Twitter about an Edexcel GCSE Maths paper, sparking the #EdexcelMaths trend on Twitter? Whether you do or don't, the question that caused the controversy is with...

CM
Answered by Curtis M. • Maths tutor
5547 Views

How to use trigonometry to find angles or lengths

Before starting any calculations it makes sense for the new practitioner to use the handy "soh-cah-toa" rule which means that you use:

- sine with the opposite and hypotenuse si...

BL
Answered by Bradley L. • Maths tutor
7742 Views

How do you solve an equation with brackets?

If you are given an equation with brackets, one way to solve it is to multiply out the brackets. Follow the example below:

Solve the equation: 2(a + 5) = 16

EG
Answered by Emma G. • Maths tutor
41866 Views

How do you intergrate ln(x)?

There's a nice trick here you can do, treat the equation as 1*ln(x) then intergrate by parts.

Differentiating ln(x) gives 1/x, while intergrating 1 gives x

So your left with...

OM
Answered by Oliver M. • Maths tutor
8316 Views

what is implicit differentiation and how is it achieved?

First off, an explicit definition needs to be understood. An explicit definition is the standard form in which many equations are found:

y = f(x)        (1)

for example:  y=...

JS
Answered by Jake S. • Maths tutor
6068 Views

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