Search over 10,000 free study notes

a) The surface area of a 3 dimensional shape is the sum total of the area of each side of the shape. This cuboid is 3x4x2, and so it has 2 sides with area 3x4 = 12, 2 sides with area 4x2 = 8, and 2 sides ...

Factorise fully the following expression: 2a²b + 6ab²
First, find the common terms by treating, 2a²b and 6ab² as separate objects.
We see common term...

Normalmente, durante mi tiempo libre, me gusta mucho ver vídeos en YouTube. En mi casa tenemos tele, pero me gusta más ver vídeos porque son más cortos que un episodio de una serie y, además, si me canso,...

Brighton, a sea-side city in the South-East of the United Kingdom, has a population of over 275,000 people which is expected to grow to 300,000 by 2030. This is in addition to a student population of 34,0...

The role of root hair cells is to absorb water and mineral ions. Therefore they have a large surface area to increase the rate of water absorption. Root hair cells also have a <...