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A Cartesian equation is in the form ax + by + cz = d. The a, b and c constants are given by the normal vector to the plane so we must find this first. You find the two direction vectors of the plane by su...

'Qui' and 'que' are both relative pronouns, which we use to replace the subject of a sentence, and hence avoid excessive repetition which might seem unnatural in that sentence. To be able to know when to ...

AdvantagesAny two from:. Can reproduce quicker and in much larger quantities than sexual reproduction. No competition for mates. No need for motility DisadvantagesAny two from:. No variation, . So more vu...

First of all, label the sides in the right-angled triangle. Then, write out SOHCAHTOA, using three small triangles. Next, tick off the letters of the sides that either have a number, or the letter x, writ...

action potential depolarises the synaptic terminal this activates the voltage gated calcium channels Calcium ions diffuses into the cell down the electrical gradient Calcium ions stimulate the release of ...