Search our library of homework questions

Top answers

All subjects

All levels

The equation of a circle is x^2+y^2-6x-4y+4=0. i) Find the radius and centre of the circle. ii) Find the coordinates of the points of intersection with the line y=x+2

i) x²+ y²- 6x - 4y + 4 = 0 x²- 6x+ y² - 4y + 4 = 0 group the terms together x²- 6x = (x - 3)² - 9 factorise the x ter...

Answered by Ralf L. • Maths tutor

7867 Views

How do you do algebraic long division?

To find the quotient and remainder of an algebraic division we use a technique similar to long division at GCSE. I think the best and easiest way to learn this method is to go through an example. See the ...

Answered by Niamh B. • Maths tutor

4254 Views

A cycle race across Hungary is 392,5 miles long. Bob is a contestant in this race, he can go as fast as 13.48 miles per hour and can pedal 6 hours a day. Work out in how many days will Bob complete this race.

First we need to list what we know from the text. Bob's speed : 13,48 mph and 6hour a day. The distance is 392,5 miles. How do we get the number of hours? Distance/Speed = 392,5/13,48 = 29,1172~ 29,12hour...

Answered by Adam V. • Maths tutor

2658 Views

Discuss the possible impact of supermarket monopsony power on both food suppliers and consumers?

One possible impact of supermarket monopsony power on suppliers is it will decrease their profits, possibly driving them out of the industry. A monopsony can be defined as when there is only one buyer in ...

Answered by Gabrielle L. • Economics tutor

15685 Views