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Due to the fact that the two 'x' in the question do not have a power (Are not squared or cubed) they can be added. Thus:4x = 12Then we want to find 'x' so we isolate it in the equation. To do this, we nee...

When either adding or subtracting fractions from one another, the denominators have to be the same. Find the lowest common multiple;3*4 = 12then because you multiplied 3 and 4, you also have to multiply t...

There are many ways, but what examiners are looking for is factual knowledge. Have at least 2 case studies within the essay question; one to support your point and the other to show that there is another ...

Firstly we need to find the stationary point on the curve. We know what at a stationary point the gradient is zero so we will find the gradient of the curve. We do this by differentiation, when we have di...

Mitosis occurs when a eukaryotic cell has exited interphaseIt occurs in 4 stages:
Prophase: The spindle fibres appear in the cell, the chromosomes condense and the nuclear membrane of the nucleus dis...