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To what extent did the Boer war strengthen Britain’s position, 1899-1914?

The Boer war (1899-1902) was an armed conflict fought between the forces of the British empire and the independent Boer states of the Transvaal and Orange free state. Though initially it took on the characte...
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Answered by Samuel P. • History tutor
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“The most important factor in the Bolsheviks successfully consolidating their hold on power after the October Revolution was the ending of the war.”

The ending of war was a key concession that was necessary to consolidate Bolshevik power, as it was what majority of Russia had wanted. However, the Treaty of Brest-Litovsk did create great discontent due to...
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Answered by Siman T. • History tutor
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Describe the bonding in sodium chloride

Sodium chloride is an ionic compound formed by the strong ionic attractions between positively charged sodium ions (which have lost one electron) and negatively charged chloride ions (which have gained an el...
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Answered by Matthew F. • Chemistry tutor
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How do you factorise a quadratic equation where the coefficient of x² isn't 1?

Using the formula ax 2 +bx+c, multiply the value of coefficient a, from your equation, with the value of c. Next, try to think of two factors of the number you just calculated, which also add together to mak...
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Answered by Grace R. • Maths tutor
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One important question type to be able to answer is integrating squared trig functions. like cos^2(x)

This question requires selecting the correct double angle formulae. cos(2x)=2cos^2(x)-1 is rearranged to 1/2(cos(2x)+1) this can now be integrated with the students knowledge of standard integrals. Cos integ...
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Answered by Andrew R. • Maths tutor
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