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(GCSE) A rectangle has the following characteristics: its length is (2x + 5), its width is (3x - 2). The perimeter of the rectangle is 46 cm. What is the value of x?

First of all draw the rectangle, name its sides and annotate its characteristics.
Define the data you have and what you are looking for.
Write down the general formula for the perimeter of a r...

Answered by Giulia D. • Maths tutor

5677 Views

How do you find the gradient of a straight line?

The gradient of a straight line is the number before the x if it is in the form y=mx+c. So for y=6x+2 the gradient is 6. If the y has a factor, like 2y=6x+2, then you have to divide everything by the fact...

Answered by Hebe W. • Maths tutor

26313 Views

How do you determine the nature of a graphs stationary point? e.g y = 1+2x-x^2

We have our function of y = 1+2x-x² The gradient of a stationary (or turning) point is 0, in essence a peak or a trough. In order to determine the gradient, we need to differentiate our ...

Answered by Joseph A. • Maths tutor

12073 Views

How do motor neurones work?

(using diagram of synapse between relay and motor neurone)

This is the relay neurone and this is the motor neurone, the gap in between the neurones is called the synapse. Information is passed from...

Answered by Hebe W. • Biology tutor

3986 Views

What does the character 'Cyrano' symbolise in Cyrano de Bergerac and why is this important in the socio-historic context of the play?

Cyrano first and foremost symbolises the French spirit, or 'l'esprit français'. He represents the fighting spirit of France, with his nobility and honour. He is skilled with both his words and in battle -...

Answered by Sophie P. • French tutor

3794 Views