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Sources of finance can be grouped through type and time. ‘Types’ include internal finance and external finance whilst ‘time’ involves short, medium and long term. For internal sources of finance the busin...

We use the imperfect to decribe actions in the past which used to happen regularly, for example: Iba al cine. This can be translated as, "I used to go to the cinema". It is also used to describe...

The accusative case is used when there is movement from one point to another. For example, in the sentence, "Ich gehe in die Stadt" which means "I'm going into town" we use the accusat...

Question: 5x² + 3x - 3y = 4, -4x - 6y + 5x² = -7.........Step 1: make the y-coefficient equal in both equarions: (y and not x because it has the lowest power so it is easier, but x w...

∫ u(dv/dx) dx = uv − ∫ v(du /dx)dx is the Integration by Parts formula. 

If you set u=lnx, differentiation (rememeber from tables) leads to du/dx= 1/x, and dv/dx=x and so v=x^2/2 (raise power by on...