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What is opportunity cost?

Opportunity cost is something that we think about everyday but we don't always use that word. It is defined as the benefits lost from the next best alternative choice.This sounds wordy, but in an example it ...
EA
Answered by Emily A. • Economics tutor
2503 Views

Explain what learning foreign languages means to you: describe when you started learning, how you prefer to learn and how this will be useful for you in the future

Siempre me ha gustado aprender idiomas. Empecé con inglés desde que era pequeña, en la primaria, y seguí estudiandolo hasta el año pasado en el bachillerato. A través del utilizo diario de esta lengua, espec...
BC
Answered by Bianca C. • Spanish tutor
2099 Views

How do I form the present participle?

With regular verbs, forming the present participle requires three easy steps:Conjugate the verb into its 'nous' form, eg. jouer - jouons / finir - finissons / vendre - vendonsNow, remove this ending. This le...
EP
Answered by Eleanor P. • French tutor
2441 Views

Why is completing the square useful and how do you do it?

Completing the square is nice and easy. If you have an equasion of the form x 2 +ax+b=0 then simply rewrite the equasion in the form (x+a/2) 2 -(a/2) 2 +b=0. This may sound complicated but is we use numbers ...
EB
Answered by Edward B. • Maths tutor
3989 Views

What should we listen out for in the unheard piece in the exam?

For the unheard essay question, you must try and repeat the unknown piece to one of your set works. The question will already outline certain categories to listen out for such as melody, harmony and texture ...
FC
Answered by Francesca C. • Music tutor
4082 Views