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There are four prisoners in a line with a brick wall separating them to three and one. They are wearing alternative coloured black and white hats, but they do not know this. They only see ahead of them - which prisoner can solve the colour of their hat?

Let the prisoners be named: A(black); WALL; B(white), C(black), D(white) The middle prisoner in the row of three must know the colour of their hat. D can see A and B but cannot work out the colour of their h...
SG
2705 Views

Find the coordinates of the turning point of y=e^(2x)*cos(x)?

Think about which process we need to determine the turning point? - Differentiation Think about the form of the given function. - Product of two functions, so use Product Rule for Differentiation -Process th...
AH
Answered by Abbas H. • Maths tutor
7326 Views

Analyse the themes of sex and marriage in John Donne's 'The Flea'

‘The Flea’ is an erotic poem composed in the Elizabethan period, in the metaphysical style of writing. The sexual, unconventional content in contrast with the traditional iambic meter sets up the poem’s para...
HE
17524 Views

Why is there always constant of integration when you evaluate an indefinite integral?

When you are asked to integrate a function f(x), you are really being asked the question: "what function F(x) exists such that when you take its derivative, you are left with f(x)?" Let us first co...
AS
Answered by Akhil S. • Maths tutor
4378 Views

Assess the view that Betty Friedan was the most important individual in the development of the Civil Rights Movement

Firstly, you need to decide (and make clear) if you are in supoort of the statement: was Betty Friedan really the most important, or will you be arguing that another individual/ group were more influential? ...
ZE
Answered by Zuzanna E. • History tutor
2875 Views