Search over 10,000 free study notes

The cognitive interview is an interview technique used in order to aid memory and improve accuracy of eye witness statements. The interview consists of four aspects: 'recall everything', 'reverse the orde...

DNA replication is semi-conservative; new DNA molecule is composed of 1 old strand of DNA and 1 new strand .Many enzymes are involved in this process. The action of these can be combined into a 7 step pro...

These are the inputs available to supply goods and services in an economy. Remembered by the acronym CELL - Capital, Enterprise, Land and Labour

If x+2 is definitely a factor, that means when we sub x=-2 in, we should get 0 at the end. So 2(-2)^3 - 5(-2)^2 + a(-2) + a = 0So -16 -20= aso a = -36

x=5 and x=7