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How do you differentiate by first principles?

Firstly, what are we trying to achieve by differentiating a function? Differentiation allows us to compute the rate of change of a function at any point along a well behaved function. Consider the curve y = ...
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Answered by Daniel B. Maths tutor
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How do you prove Kepler's Third Law?

For starters, what exactly is Kepler's Third Law? Kepler's Third Law states that the square of the time period of orbit is directly proportional to the cuber of the semi-major axis of that respective orbit. ...
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Answered by Daniel B. Physics tutor
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What is the Endosymbiosis Theory?

Lynn Margulis proposed this theory in 1996. It explains how the eukaryotic cells engulfed through endophagocytosis some organelles such as mitochondria and chloroplasts, which evolved from bacteria. The cell...
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Answered by Ingrid G. Biology tutor
6164 Views

What means Mitochondrial Eve?

Every cell of our body has two different kind of DNA: nuclear and mitochondrial. The nuclear DNA is found in the nucleus of the cell, and is inherited from both parents. However, the mitochondrial DNA, which...
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What is a Verbal Periphrasis?

In Spanish we form a verbal periphrasis to express a single idea by using two verbs in the same sentence, in a similar way in English we use Phrasal verbs. Their usual structure is: Auxiliary verb + nexus (m...
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Answered by Ingrid G. Spanish tutor
24703 Views