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How does Blake's 'London' express ideas of oppression and authority?

Blake's London expresses ideas of oppression through a variety of means. Structurally, the poem's rigid rhyme scheme of ABAB, in tandem with the fixed structure of four quatrains, reflects how Lo...

BB
Answered by Bradley B. English tutor
5707 Views

Show by induction that sum_n(r*3^(r-1))=1/4+(3^n/4)*(2n-1) for n>0

Base Case n=1sum_1(r3^(r-1))=13^0=1=1/4+(3^1/4)(2-1)=1/4+3/4=1
Assume true for n=ki.e. sum_k(r
3^(r-1))=(3^k/4)(2k-1)
then for n=k+1sum_(k+1)(r
3^(r-1))= sum_k(r3^(r...

Answered by Maths tutor
3007 Views

Compare and contrast the structure of DNA and RNA (3 marks)

Similarities: - Both consist of a pentose sugar, a phosphate group and 4 nitrogenous bases.- Both are joined by covalent phosphodiester bo...

AA
Answered by Anna A. Biology tutor
14052 Views

Why are there only 20 amino acids?

NB this question is discussion based and could be approached from many different angles and include more ideas than I have covered below. I have split this question into 2 parts. Firstly you could dress w...

AA
21363 Views

Describe how the lungs are adapted for gas exchange (6 marks)

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