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How can I improve the structure of my essay?

Illustrate to the student the advantages of using thematic essay structures whilst equally showing the limitations of using chronological structures. Reference the specific mark scheme the student is using a...
BM
Answered by Ben M. • History tutor
2340 Views

Solve the following simultaneous equations: y-3x+2=0, y^2-x-6x^2=0

(1) y-3x+2=0 (2) y 2 -x-6x 2 =0 Using (1): y=3x-2 Sub y value into (2): (3x-2) 2 -x-6x 2 =0 Expand the brackets: 9x 2 -13x+4-x-6x 2 =0 Group terms: 3x 2 -13x+4=0 Factorise: (3x-1)(x-4)=0 Find roots (set brac...
PA
Answered by Phoebe A. • Maths tutor
8340 Views

Why is the demand curve downward sloping?

So this may seem a bit odd at first - like why is it the the more of something there is, the less it costs to buy? But it actually makes a lot of sense when we break down the law of demand. The law of demand...
GP
Answered by George P. • Economics tutor
3135 Views

Describe the structure of the heart and its function in the human circulatory system.

The heart is a muscular organ composed of 4 chambers ; the left atrium and right atrium (pl. atria ) and the left ventricle and right ventricle (pl. ventricles ). The left and right sides of the heart are se...
AO
Answered by Aine O. • Biology tutor
18493 Views

Prove that cos(4x) = 8(cos^4(x))-8(cos^2(x)) + 1

cos(4x) = cos(2(2x)) = 2(cos^2(2x)) - 1 = 2 (cos^2(x) - 1)^2 - 1 = 8(cos^4(x)) - 8(cos^2(x)) + 1
HT
Answered by Harry T. • Maths tutor
7018 Views