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Nominative case: this is used for the subject of the sentence, the person or object which is doing the action. Accusative case: this is used for the object of the sentence, the person or object which the ...

To work out the shaded area, we first need to calculate the area of the square and the area of the circle. The shaded area is equal to the area of the circle minus the area of the square.
The area of...

Osmoreceptors in the hypothalamus detect the increase in water concentration. This stimulates the pituitary gland to release less ADH. This reduces the amount of ADH in the blood and so, reduces the amoun...

Making basic mistakes is very easy to do, even in English, so one of the key things to do when writing a Spanish essay is to make a plan. Small but detailed mind maps or bullet points can be so helpful be...

With quadratic equations, there are two ways in which to answer
Firstly (and most simply), look for two numbers that multiply to make c and add up to make b in the equation y = ax² + bx +...