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Show that (x + 1)(x + 2)(x + 3) can be written in the form ax3 + bx2 + cx + d where a, b, c and d are positive integers.

(x+1)(x+2) = ( x^2 + 3x + 2) - multiplying out the first 2 terms(x^2 + 3x + 2)(x + 3) = x^3 + 3x^2 + 2x + 3x^2 + 9x + 6 - multiplying the product of the first two terms by the last termx^3 + 6x^2 + 11x + 6 -...
RK
Answered by Rachel K. • Maths tutor
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What is the best way to do well in my Italian GCSE oral exam?

Firstly, make sure you are aware of the topics your exam board uses in speaking exams, e.g. 'school', 'holidays' or 'hobbies' and commit to learning some key vocab for each topic. For example, if you're aske...
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Answered by Violetta K. • Italian tutor
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To what extent were Gorbachev's reforms responsible for the fall of the Soviet Union?

To blame Gorbachev alone is an oversimplification. Reforms may have accelerated the decline of the USSR, but their failure was contingent on long standing economic conditions. Firstly - what were Gorbachev's...
CE
Answered by Charlotte E. • History tutor
16164 Views

Find the values of x where x^(2) + 4x + 4 = 0

To solve this question we need to find the values of x which work for the equation x^(2) + 4x + 4 = 0. To solve the equation we can factorise the left-hand side into brackets which will multiply together to ...
BA
Answered by Ben A. • Maths tutor
9402 Views

How does Steinbeck represent attitudes to women through the character of Curley's wife?

Curley’s wife is the only major female character in ‘Of Mice and Men’, and as such, she represents all women in Steinbeck’s novella about the futility of the American Dream. Her lack of identity outside of h...
AS
Answered by Aisling S. • English tutor
7180 Views