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‘Odysseus is never made to feel welcome on his travels.’ To what extent do you agree that Odysseus is shown poor hospitality (xenia) in Books 5- 12 of the Odyssey?

In the introduction, I would explain that xenia was an extremely important part of Ancient Greek society and that anyone seen to not be showing good xenia would be considered in defiance of the gods. Then...

TD
7471 Views

How do populations of bacteria develop antibiotic resistance?

There is VARIATION amongst the population due to naturally occuring MUTATION during DNA replication . The antibiotics act as a SELECTION PRESSURE, so only the bacteria with the allele for antibiotic resis...

LG
Answered by Leila G. Biology tutor
2623 Views

Find the area under the curve y = sin(2x) + cos(x) between 0 and pi/2

to find the area integrate the function between 0 and pi/2:

indefinite integral of y = -1/2 cos(2x) + sin(x) + c

ignore c and input boundary conditions:

[-1/2 cos(pi) + sin(pi/2)] - [...

HD
Answered by Harry D. Maths tutor
7127 Views

Given that y = 4x^5 - 5/(x^2) , x=/=0 , find a)dy/dx b)indefinite integral of y

rewrite as y = 4x^5 - 5x^(-2)

dy/dx = 20x^4 + 10x^(-3)

integral of y = 4x^6 / 6 + 5x^(-1) / 1 + c

simplify: 2/3 x^6 + 5/x

HD
Answered by Harry D. Maths tutor
3057 Views

Work out the value of 5^3-5^2:

The first step would be to consider each of the powers individually, work out their value and then proceed with the subtraction to end up with a result. Firstly, as this question is to be done without a c...

AB
Answered by Alexander B. Maths tutor
11064 Views

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