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Aerobic respiration requires oxygen, anaerobic respiration does not.

In aerobic respiration glucose and oxygen react together in cells to produce carbon dioxide and water and energy. In particular ...

volume = SA (3x)³ = (3x)² x 6 27x³ = 9x² x 6 27x³ = 54x² 27x = 54 27x - 54 = 0 27(x - 2) = 0 x - 2 = 0 x = 2 The question asks for the len...

To complete the square, we need to rearrange the quadratic equation in the form of ax² + bx + c into the form r(x + p)² + q, where our task is to find the values of the unkowns of r,...

The mean is also known as the average. To work out the mean you need to add all the house prices together and then divide by the number of houses. So in this example the total price of the houses is 14500...

When answering a source based question, you need to focus on the 5W's. By answering each of them, you will address each of the problems of a source based question. 

5Ws: WHO / WHAT...