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

Please refer to the link below as I found it very difficult to demonstrate the answer and couldn't seem to access the whiteboard function.file:///C:/Users/exr854/OneDrive%20-%20University%20of%20Birmingham/A%20LEVEL%20MATHS%20ANSWER.pdf

ER

Related Maths A Level answers

All answers ▸

A sweet is modelled as a sphere of radius 10mm and is sucked. After five minutes, the radius has decreased to 7mm. The rate of decrease of the radius is inversely proportional to the square of the radius. How long does it take for the sweet to dissolve?


7x+5y-3z =16, 3x-5y+2z=-8, 5x+3y-7z=0. Solve for x,y and z.


Why do you get e^x when you differentiate e^x


Find both stationary points for y= 4x^(3)-3x^(2)-60x+24. Also find the nature of those points.