Top answers

Express (4x)/((x^2) - 9) - (2)/(x + 3) as a single fraction in its simplest form (4 marks)

To do this we need to find a common denominator. We have an (x + 3) on the right hand side and a difference of two squares ((x^2)-9) on the left hand side. So factorising what looks more complicated is first...
LN
Answered by Luke N. • Maths tutor
5706 Views

Explain why there may be tension between human rights and state sovereignty

Human rights are rights that people are entitled to by the virtue of being human. They are said to be indivisible, absolute, fundamental, and universal. These rights are either positive rights (usually ‘free...
AK
18007 Views

solve 2^(3x+1)=16

The first step is to make sure that everything has the same base, so you can equate the powers. For example if you have an equation 2 2 = 2 x you know that x must equal 2. So with this question you can rewri...
JP
Answered by Jessica P. • Maths tutor
7096 Views

L is a line parallel to 4x-2y=8. Find the equation of the line if L passes through (4,(38/3))

Since L is parallel to 4x-2y=8, it means that both lines have the same gradient. (Reminder: in y=mx+c, m is the gradient)4x-2y=8, therefore 2y=4x-8, and dividing both sides by 2 results to y=2x-4. Therefore,...
DI
Answered by Demetris I. • Maths tutor
4478 Views

Give two criticisms of Bowlby's 44 thieves study

One major issue with the research conducted by John Bowlby is that there is bias and subjectivity in his findings. Bowlby's theory of maternal deprivation was constructed prior to the research being carried ...
EB
Answered by Emily B. • Psychology tutor
16135 Views