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The normal line to a curve at a particular point is the line through that point and perpendicular to the tangent.
A simple trick to remembering how to find the normal...
The conditional perfect tense should be used in a "si" clause when there is no possibility for the event to happen. It must also be used with the pluperfect tense. For example: If I had know...
The quadratic formula is JRAnswered by Jake R. • Maths tutor6755 Views
The passé simple, or the 'past historic', is a very irregular past tense that is rarely used in spoken French. It indicates a highly literary style, and is therefore only heard in formal speeches...
As the action potenial reaches the synaptic terminal depolarisation causes voltage-gated Ca2+ channels to open. The opening of these ion channels causes an influx of Ca2+ ions be...
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