Top answers


How can I quickly analyse an unseen poem in an exam?

Read Firstly, it is important to read the poem at least twice. Plan Then, you must begin to plan. The first stages of this may involve annotating the poem, where you can pick out any points to do with Langua...
SR
6262 Views

How do I factorise quadratic equations?

Take the example x 2 + 5x + 6.You need to think of 2 numbers that multiple together to make 6, and add together to make 5. Therefore in the brackets we need 2 and 3. As all the signs are positive in this exa...
AS
Answered by Adam S. • Maths tutor
5058 Views

How to solve the simultaneous equations 3x+2y=7 and 5x+y=14

Firstly we rearrange one of these equations so that we have y on one side of the equation on its own. Let's do this with the second equation. So from 5x+y=14, we can minus 5x from both sides to get: y=14-5x ...
IB
Answered by Imogen B. • Maths tutor
10041 Views

Explain how a vaccination prevents infection [3 marks]

The main way in which vaccinations prevent infection is by causing white blood cells to produce antibodies . These antibodies are produced rapidly upon re-infection and kill the pathogens.
OF
Answered by Odette F. • Biology tutor
12680 Views

What is diffusion? (GSCE: OCR, Edexcel, AQA)

Definition : diffusion is the spreading out of particles from an area of high concentration to an area of low concentration The theory: Diffusion, is the scientific description for the gradual movement of pa...
NF
Answered by Ned F. • Biology tutor
14646 Views