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Maths
A Level

How do I sketch the graph y = (x^2 + 4*x + 2)/(3*x + 1)

This is an example of a rational function. So to sketch it, we need to know three things: 1) where it crosses the x and y axis 2) Where its turning points are, if it has any 3) Where its asymptotes are, i...

AW
Answered by Alexander W. Maths tutor
7563 Views

How do you solve an equation by completing the square?

Firstly, you can only complete the square on quadratic functions (functions in the form Ax2+Bx+C)

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EJ
Answered by Emma J. Maths tutor
5563 Views

If y = 2^x, find dy/dx

Q: If y = 2^x, find dy/dx.

BM
69458 Views

Polynomial long division, how do I do it?


Discriminants and determining the number of real roots of a quadratic equation


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