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The easiest way to think about these verbs when forming the present perfect is to think about what they do. Haben is the verb we use most regularly, and if you are in doubt, it's usually the one ...

When multiplied together the gradients of perpendicular lines should give the answer - 1So: x₁x₂ = -1x₁ = 2 x₂ = -1/2It crosses through the point (1,2)y = ax+ b...

A major advantage of sexual reproduction is the increased genetic diversity that it creates. This originates from novel genetic combinations that result from meiosis and the fusing of the gametes thus pro...

We know the values for the 2nd and 5th terms and already have the 2nd term as an equation but not the 5th. Therefore, we need to start by working out what exactly the 5th term is in terms of a and b. From...

In 'The Merchant of Venice', Shylock is positioned by Shakespeare as villainous through most of the play; other characters refer to him as "Jew-dog" or simply as "the Jew", relying on ...