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How do I know which ending to use for the plural of German nouns?

You can't always know which plural ending to use just by learning a noun and its gender. That means that you also have to learn the plural ending with the noun when you learn it as a new item of vocabulary. ...
OH
Answered by Oscar H. • German tutor
2259 Views

How do I know which trigonometric identity to use in any given situation?

For the most part, this comes down to practice. The insight in seeing which identity gives you the most efficient path to the solution comes with experience, however a little trick I like to use (silly as it...
AT
Answered by Ankush T. • Maths tutor
4048 Views

What is the tonality and harmony of Chopin's 'Raindrop' Prelude No.15 Op.28?

Tonality: Tonic key: Db major in Section A. Modulation to C# minor, the enharmonic tonic minor, in Section B. Repeat of Section A, Db major. Harmony: Mainly diatonic, with some/occasional chromaticism Use of...
JB
Answered by Jodie B. • Music tutor
6704 Views

Find values of y such that: log2(11y–3)–log2(3) –2log2(y) = 1

NB.: Treat all log as log2 for purpose of formatting log(x) - log(z) = log(x/z) alog(b) = log(b^a) log((11y - 3)/3) - log(y^2) = 1 log((11y - 3)/3y^2) = 1 11y - 3 / 3y^2 = 2^1 11y - 3 = 6y^2 6y^2 - 11y + 3 =...
SA
Answered by Shrinivas A. • Maths tutor
6139 Views

Describe the events that take place at the synapse that enable transmission of a nerve impulse.

An action potential arrives at the synapse, triggering Ca2+ channels to open. This in turn triggers vesicles holding neurotransmitter to fuse with the presynaptic membrane, releasing the neurotransmitter int...
SA
Answered by Shrinivas A. • Biology tutor
20071 Views