Top answers

What is the difference between pragmatics and semantics?

Semantics refers to meaning, whereas pragmatics refers the deeper inferred meaning. For example, if I were to ask you a simple question such as, “Would you like a cup of coffee?”, the semantic meaning of tha...
LP
34189 Views

A cable with a diameter of 6mm is used to lift crate. Calculate the mass of the crate required to create a stress of 350 MPa.

Let's begin with the definition of stress: Stress = F/A First, we need to recall that the force the weight of the crate will exert on the cable will be equal to: F= m*g We know the stress, g and A. Combining...
AD
Answered by Abdel D. • Physics tutor
2681 Views

Explain why the price of average tickets has risen by £10 in the last month. Use a supply and demand diagram. (5 marks)

This is an example of a 5 marker in the second part of new spec edexcel paper 1 1 mark for defining supply and demand 1 mark for applying it to context (text provided in the exam) 3 marks for diagram (origin...
JS
Answered by Jeppe S. • Economics tutor
2444 Views

What conditions are needed for hurricane formation ? (6 marks)

Define tropical storm: A large, low-pressure system characterised by high wind speeds and heavy rain. Prerequisite conditions : - Location: Between 8 o -20 o North and South of the equator so that Coriolis f...
NS
Answered by Nevena S. • Geography tutor
16947 Views

y=4x/(x^2+5)

Find dy/dx Remember quotient rule dy/dx=(u'v-v'u)/v^2 u=4x u'=4 v=x^2+5 v'=2x dy/dx=(20-4x^2)/(x^2+5)^2 (simplified)
JS
Answered by Jeppe S. • Maths tutor
6816 Views