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What is meant by ‘Pork-barrel politics’ and what is its significance in Congress?

Pork-barrel spending is a metaphor for when government money is given to a representative’s district usually in order to gain support for a certain piece of legislation or to help aid their re-election. It i...
LM
9905 Views

Explain how the bodies endocrine system controls levels of blood glucose after eating a meal?

After consumption of a meal the levels of glucose in the blood rise. Receptors on beta cells detect this change. The beta cells are in the Islets of Langerhans of the pancreas. They secrete insulin in respon...
TD
3624 Views

How should I approach material that I haven't seen before in an exam?

Firstly, it is important to be familiar with the mark scheme in assuring that you know exactly what is expected of you during this examination. It would also be good to establish where you fit within this ma...
CL
4178 Views

For a curve of equation 2ye^-3x -x = 4, find dy/dx

here the student needs to use both implicit differentiation and the product rule. I would differentiate term by term for this problem. for 2ye^-3x you have to use the proudct rule. uv differentiates to uv' +...
JB
Answered by Jack B. • Maths tutor
4321 Views

How do I know when to use the passé composé as opposed to the imparfait?

The passé composé is used when talking about completed actions in the past. E.g. "Un chien a couru devant moi". The imparfait is used when talking about continuous actions in the past, or as a desc...
TB
Answered by Tabitha B. • French tutor
2515 Views