Top answers

Expand the brackets (x-3)(x+4)

When dealing with questions to do with expanding brackets, you must multiply every term in one bracket with all the others in the second bracket. So for this question, we can see we have 4 terms in total: Le...
AA
Answered by Ameer A. • Maths tutor
6652 Views

Solve these simultaneous equations. 2x + y = 18 x - y = 6

With simultaneous equations there is more than one unknown. First we’ll get one unknown on its own so we rearrange the bottom equation to get x on its own. By adding y to each side of the equation this leave...
LS
Answered by Lizzie S. • Maths tutor
6397 Views

Distinguish between the concepts of income elasticity of demand (YED) and cross price elasticity of demand (XED)

In economics, elasticities are an indicator of the responsiveness of demand after a change in price or income . Income elasticity of demand is the relative change in demand of one good or service following a...
MC
44149 Views

What are the different types of long-term memory?

As you probably know, long-term memory (LTM) is one type of memory, however within LTM there are different types. These can be divided into; episodic, semantic and procedural LTM. The differences between the...
JC
2602 Views

How do I improve my UKCAT score?

You can improve your UKCAT score in many ways, in my opinion the best way to tackle the UKCAT is one section at a time. Firstly, the UKCAT section. Generally you will improve in this section the more you rea...
JC
Answered by Jessica C. • UCAT tutor
2493 Views