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rearrange line equation: x=10 + 2ysubstitute into circle equation: (10+2y)² + y²=20expand: 4y² +20y +20y + 100 + y²= 20 collect terms: 5y² + 40y +100...

I found a helpful way to plan my EPQ was to write down the points I wanted to make for each paragraph on a word document in a list. I would then write a sublist under each point of all the evidence I want...

A diagram would be included.Osmosis occurs when there are two areas of water of different water potentials on different sides of a semi-permeable membrane. If one side of the membrane has a low water pote...

First we need to use the rules of BIDMAS (brackets, indices, division, multiplication, addition, subtraction)So we must deal with the brackets of the function first(x-1)(x+2)To expand these brackets we us...

Crude oil heated and fed into the bottom of the fractionating column as a vapour. The column is cooler at the top and hotter at the bottom of the column. The process works using the different boiling and ...