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In answering this question, it is important that the student outlines the steps and tools involved in the process (for learning purposes it is easier to learn the numerical steps, however, it is important...

Firstly, expand out the (2x+3y)^2 as (2x+3y)(2x+3y).Multiplying each term in the first bracket with each term from the second bracket gives 4x^2+6xy+6xy+9y^2 which simplifies to 4x^2+12xy+9y^2 by adding t...

An oscillation is send down the string which is reflected at the other end. This leads to the superposition of two waves, the transmitted and reflected wave, on the string. At the ends, where reflection o...

On peut lister ensemble quelques verbes et noms utiles pour ce sujet;les verbes: voyager, visiter, se promener, découvrir, écouter, aller.les noms: pays, ville, aéroport, avion, gare, train, voiture, musé...

Preparation is key! Try to handwrite answers to as many practice questions as you can under timed conditions before the exam as possible, just to get used to writing quickly, and used to the time pressure...