Search over 10,000 free study notes

The probability that the first sweet Hannah eats is orange is 6/n, as there are n sweets and 6 of them are orange. If this is indeed orange, then there are now n-1 sweets left in the bag, of which 5 are o...

Factorise and solve x² - 8x + 15 = 0.

When factorising there are 3 things to look for;

1. A common factor in each component of the equation. In this case there are no commo...

My patio has an area of 68 m , so 48m².
Each tile has an area of 0.50.5 m, so 0.25m².
To find the number of tiles we need, we divide the area of the patio by the...

int(5x³ + (2x)^-1 + e^2x )dx

=int(5x³)dx + int((2x)^-1)dx + int(e^2x )dx

int(5x³)dx = (5/4)x⁴+ c          ...

8a³bab⁴ 2a³b² (can write this more clearly by hand using whiteboard) First go about seperating and collecting terms. Begin with the top line. ...