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Explain one negative externality that could occur due to the building of a new airport.

A negative externality is a cost that is suffered by a third party as a consequence of an economic transaction. In a transaction, the producer and consumer are the first and second parties, and third parties...
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Answered by Uvini E. • Economics tutor
1987 Views

Durante tus vacaciones en España escribes un blog para describir tus experiencias. Menciona: • un día de las vacaciones cuando tuviste problemas • un festival en España en que te gustaría participar. Escribe aproximadamente 150 palabras en español.

¡Hola seguidores! ¿Cómo andas? Hoy voy a hablar de mis vacaciones en España. Me desfruté mucho durante la semana pero tuvo un problema en mi primer día. Dije la dirección incorrecta a la conductora de taxi y...
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Answered by Claudia H. • Spanish tutor
5014 Views

If a stationary observer sees a ship moving relativistically (near the speed of light), will it appear contracted or enlarged? And by how much.

Einstein's theory of special relativity postulates two theories; firstly the speed of light is a universal constant, and secondly the laws of physics are the same in all inertial (non-accelerating) reference...
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Answered by Thomas H. • Physics tutor
2496 Views

Solve 10(x + 2) – (2x – 9) = 30

10(x+2) -(2x-9)=30; 10x+20-2x+9=30 paying attention to the sign change when solving the brackets; 8x+29=30; 8x=1 separating in order to find out x; x=1/8
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Answered by Cristian E. • Maths tutor
4988 Views

Factorise and simplify (6x-42)/((x^2)-49)

When we factorise, we are trying to put a long expression into a couple of brackets to make it neater and easier to work with. It is the opposite to multiplying out brackets. To start off with, we will facto...
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Answered by Robert S. • Maths tutor
5757 Views