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Maths
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How do I draw a straight line graph given a y=mx+c equation by the table method?

The y=mx+c equation is for a straight line (also known as 'linear') graph.

The 'y' is representative of the y-value, 'm' represents the gradient (how s...

NC
Answered by Neha C. Maths tutor
14711 Views

How do I solve a quadratic equation by completing the square?

The first step is to make sure that the coefficient of x^2 is 1 by dividing all terms by a (where a equals the coefficient of x^2). Then we must write the quadratic e...

GJ
Answered by Gina J. Maths tutor
4604 Views

How do you take the derivative of a^x ?

There are two ways you can take the derivative of a^x.
1) 
Let y = a^x  now we're trying to find dy/dx
2)
ln(y) = xln(a)  take logs of both sides and use log rules
3)
(dy/dx)...

SG
Answered by Sam G. Maths tutor
6700 Views

What is the best way to prove trig identities?

In my experience the sure fire way to prove trig identities is by doing the following:
1) Assess the question e.g. is it obvious you're going to need a double angle or addition formula, can you see w...

SG
Answered by Sam G. Maths tutor
5666 Views

How does integration work?

There are a few different types of integration, the most common being Riemann integration.
Riemann integration allows you to find the area under the graph of a function between two points. Its...

SG
Answered by Sam G. Maths tutor
5318 Views

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