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Access the usefulness of the feminist evaluation of society (20/30m):

Firstly, Marxist feminists argue that in society, females are oppressed, and it is capitalism rather than patriarchy that is the principal source of this. They argue that capitalism in society has benefited ...
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Answered by Sophia D. Sociology tutor
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Could you explain to me how proof by induction works?

Let's run through an example: proving by induction that n^2 = 1 + 3 + ... + (2n-1) for all integers n>0. Remember that when asked to use induction to prove a statement, you first need to show that the sta...
JB
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Integrate, with respect to x, xCos3x

Integration by parts: u = x u' = 1v' = Cos3x v = (Sin3x)/3 + c So, ∫xCos3x= (XSin3x)/3 - ∫(Sin3x)/3 dx= (XSin3x)/3 - 1/3( - (Cos3x)/3) + c = (XSin3x)/3 + (Cos3x)/9 + c
Answered by Maths tutor
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Expressing surprise using 没想到

In this lesson, we will learn one way to express surprise in Mandarin Chinese. Let's start with the following examples. 没想到桂林的山水这么美!Méi xiǎngdào guìlín de shānshuǐ zhème měi!I did not expect that Guilin's la...
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Answered by Vicky W. Mandarin tutor
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Why does the first ionisation energy generally increase across a period? Explain why there are dips in energy between groups 2 and 3 and groups 5 and 6?

1st ionisation energy increases across a period as nucleus gets more positive, no further increase in shielding due to electrons being added to same shell, atomic radius decreases, attraction between nucleus...
Answered by Chemistry tutor
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