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In order to write a successful essay in your ELAT, and thereby allow you to proceed to the interview round in the Oxford application process, it is key to do multiple past papers (these can be found onlin...

Mitosis is a process associated with organism growth, and it involves a tetraploid cell dividing to give two genetically identical diploid cells. Meiosis is the process by which gametes are formed, and it...

A special rule, the chain rule, exists for differentiating a function of another function (finding dy/dx).

Consider the expression cos x² . We call such an expression a ‘function of a fu...

Within the chlorine molecule, there are covalent bonds present between each atom of chlorine. This results in the formation of simple molecules, meaning there are no bonds between molecules of chlorine. A...

√75 = 5√3, therefore 

x√48 = √75 + 3√3

x√48 = 5√3 + 3√3

x(√16 x √3) = 5√3 + 3√3

4x√3 = 5√3 + 3√3

4x√3 = (5 + 3)√3

4x√3 = 8√3

x√3 = 2√3

x = 2