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Firstly you have to find the turning points of the graph. This is done by differentiating the equation of the line. Once you have found this first derivative, equate the equation to zero. Now solve the eq...

Although the subjunctive is becoming less common in informal spoken French today, it is still important for you to be able to recognise it and form it for use in written language. The subjunctive isn’t ac...

First we need to find the critical values. To find the critical values we must rearrange the equation and then replace the inequality symbol with an equals sign. The ≤ can be treated as an equality as lon...

It is a point on a graph described by its numerical values. For example (2,3) would be 2 along the x-axis and 3 along the y-axis.

The Enthalpy change when one mole of product is formed from its elements under standard states and conditions.