Search over 10,000 free study notes

3x+1/(x+1)(2x+1)=A/(x+1) + B/(2x+1)Multiply equation by (x+1) and (2x+1) to get:3x+1= A(2x+1) + B(x+1)Let x=-1 (x+1=0 so x=-1) sub into new equation. -2= A(-1) + B (x+1)-2=-AA=2Let x=-1/2 and sub into sam...

A whip is the term for an individual who is a member of a political party in parliament (an MP). The leadership of the party relies on the 'whip' to try to ensure that all the members of the party are vot...

Binary is base 2, which means that all binary numbers are represented as sequences of 0's and 1'sEach time you to add a zero to the end of a binary number, you multiply it by 2E.g. 1 = 2⁰ = 1, ...

Be confident but friendly - if you don't know the answer try your best but do not lie. Back yourself up - give examples for every skill or quality you claim to have and d...

Nitrates and phosphates are leached into a slow-moving water body (e.g. a lake). This results in an algal bloom on the surface of the water body. The algae block sunlight and prevent it from reaching aqua...