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Sometimes you need to read several books for an essay and it is difficult to read them all without waisting some precious time you could spend planning your essay or writing it. Reading should not take mo...

Cela fait depuis que je suis très jeune que je suis un passionné d'histoire et surtout des guerres Napoléoniennes. De ce fait, j'étudie l'histoire à l'Université de Durham au Royaume Uni. Rien ne m'intére...

Ratios are best thought of as how to split up one total amount into different portions. People often like to think about a cake; in this particular scenario we are splitting a cake with 9 slices (7 + 2) i...

Starch- add iodine to the sample. A positive result will give a blue/black solution.Lipids- Add ethanol to the sample and shake well then add water. A positive result indicating the presence of a lipid wi...

You can use a simple three step method:
Rearrange the inequality to the format 'y = ....', with the relevant sign in the middle (≥, ≤, < or >).Plot the line 'y = ....' making it a solid line if...