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How do I use Pythagoras?

Pythagoras theorum is used to identify the lengths of any side on a right angle triangle. The theorem is as follows: a 2 + b 2 = c 2 We assume that the hypotenuse (side opposite the right angle) is C. Theref...
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Answered by Abbie W. • Maths tutor
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What is Sonata Form?

Sonata Form is a type of musical structure in 3 main parts (Exposition, Development, and Recapitulation), it is one of the most popular musical structures traditionally used by composers. The first section i...
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Answered by Michael B. • Music tutor
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What is the difference between 'SER' and 'ESTAR'

Ser is used to talk about permanent or lasting attributes DOCTOR is a good acronym to use: D escriptions, O ccupations, C haracteristics, T ime, O rigin, and R elationships Estar is used to indicate temporar...
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Answered by Charlie M. • Spanish tutor
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If a_(n+1) = a_(n) / a_(n-1), find a_2017

We are given; a 1 = 2, a 2 = 6 a n+1 = a n / a n-1 And we want to find a 2017 . The question is hard because if we tried simply applying the formula to get an answer, we would have to do it thousands of time...
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Answered by Théodore L. • MAT tutor
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Briefly describe the structure and function of the membrane-bound organelles present in a mammalian cell.

Nucleus - This is the largest organelle within the cell and contains all the cell's genetic information (with the exception of the mitochondrial genome). Structurally, it has a double membrane, known as the ...
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Answered by Elizabeth F. • Biology tutor
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