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Both are a type of intermolecular forces which means they act between more than 1 molecules. Do not confuse them with intramolecular forces acting within 1 molecule. Lond...

Rewrite as a^b = 1, where a = x^2+4x+3 and b = x^2-6x+8List the cases for which a^b = 1Case 1: a = 1:So x^2+4x+3=1 => x^2+4x+2=0 => x=-2 +/- sqrt(2)Case 2: b=0, a ≠ 0:b=(x-4)(x-2) => x = 2, x=4Ch...

To rationalise a surd means to manipulate a fraction involving terms which are being square rooted so that no term in the denominator is being square rooted. For this example 2/root(x) we multiply the fra...

This question helps the student practice using the past tense and using vocabulary related to travel and hobbies. Example Answer:Ces dernières vacances je suis parti en Espagne avec deux familles- la mien...

An A level question requires a sound structure in order for the content to answer the question. The standard point, evidence, explain structure can be developed in order to meet the required assessment ob...