Top answers

What does it mean to differentiate a function?

A function represents a quantity. For example the function s = (6t 2 + 4t) m, could represent displacement. The unknown t is inputted to find the displacement an object travels at a certain time. The differe...
NJ
Answered by Neha J. • Maths tutor
6170 Views

What factors cause the aggregate demand curve to shift?

The equation for aggregate demand is defined as C+I+G+(X-M) where C is consumption by households on things such as cars, furniture and petrol, I is investment by firms in new technology, factories and invent...
JH
Answered by Jake H. • Economics tutor
13137 Views

What is Pareto efficiency?

A situation, allocation or outcome is Pareto efficient if no one party can be made better off without another being made worse off. The outcome of a perfectly competitive market is Pareto efficient whereas t...
JH
Answered by Jake H. • Economics tutor
36027 Views

How do I know when to use the subjunctive in Spanish?

In Spanish there are four main ways in which the subjunctive is used. 1. Formation of the negative imperative and the formal positive imperative The exception here is no creer que 2. In subordinate clauses i...
CM
Answered by Cathy M. • Spanish tutor
3808 Views

What is the Preceding Direct Object (PDO) rule?

In French when we use a sentence in the Passé Composé that contains a direct object or direct object pronoun BEFORE the past participle , we must alter the ending of the past participle in accordance with th...
HB
Answered by Holly B. • French tutor
48260 Views