Top answers

Solve the equation x ^2>=3(x + 6)

1. Begin by mulitplying out the bracket on the right hand side of the equation. x^2=3x+18 2. Now move all of the terms of the equation onto one side by subtracting them x^2-3x-18=0 3. The quadratic equation ...
BT
Answered by Brad T. • Maths tutor
11560 Views

Express 50p as a fraction of £4 and give your answer in its simplest form.

Firstly we know that £1 equals 100p. Then we could write 50p as £0.5 (As 50/100= 5/10= 1/2= 0.5), which is equivalent. Now we do the fraction, £0.5 over £4, which is 0.5/4, enlarge both of the numerator and ...
JH
Answered by Joy H. • Maths tutor
21929 Views

Analyse the causes of the First World War

The causes of the 1914-1918 First World War can be categorised into militaristic factors, alliances, imperialism and nationalism. The competition between nations to develop superior militaries between Britai...
AL
Answered by Aoife L. • History tutor
7147 Views

State the nth term of the following sequence: 3,7,11,15,19...

nth term= 4n-1
JJ
Answered by Jaredd J. • Maths tutor
7562 Views

Describe homoeostasis using temperature control as an example.

Homeostasis is the maintenance of a constant internal environment. The body tends to use a series of negative feedback loops to allow this. Using temperature as an example, the body likes to maintain a core ...
PS
Answered by Priya S. • Biology tutor
4222 Views