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When do I use the genitive case?

You use the genitive case to mark possession of something. It is a nice way to say that an object belongs to someone. There are some prepositions that trigger this case. In all cases you can use a simple tes...
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Answered by Benjamin P. • German tutor
2821 Views

The curve C is defined by x^3 – (4x^2 )y = 2y^3 – 3x – 2. Find the value of dy/dx at the point (3, 1).

When we find dy/dx we find the gradient of the curve at (3,1). Start by differentiating the left hand side (LHS) like so.. (whiteboard). Remember every time we differentiate a y value we multiply by dy/dx. T...
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Answered by Caitlin R. • Maths tutor
5710 Views

Outline the process by which US Supreme Court Justices are appointed.

Upon the death, retirement, resignation or impeachment of a US Supreme Court Justice, the President has the constitutional right to nominate a new justice. In doing so, they will consider ideological positio...
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Answered by Leo H. • Politics tutor
7078 Views

Why is Copper used in cooking equipment and wiring?

Copper is a metal, it therefore has delocalised electrons, i.e. e- which have come away from the atom, which can move through the solid metal allowing it to conduct heat and electricity. Other properties of ...
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Answered by Oliver G. • Chemistry tutor
11436 Views

Why is scandium not considered a true transition metal?

This is to do with the definition of a transition metal (TM). A TM is a metal which loses electrons to form an ion with an incomplete D subshell. Scandiums most stable ion is a Sc3+ ion losing both the elect...
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Answered by Oliver G. • Chemistry tutor
44607 Views