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Factorise x^2 +2x+1 to the form (x+a)(x+b)

To factorise a quadratic of this form find a pair of numbers which multiply to produce the last term and add to make the middle term.In this case 1x1 = 1 and 1+1=2 so a and b will be the same number.(x+1)...

Answered by Mohammed A. • Maths tutor

2484 Views

How do I write a comparative essay with such different texts?

Comparative essays are common in coursework or in final exam papers. The differences between them, whether it be style, date of publication, or even just plot, can seem really daunting, but they don't nee...

Answered by Georgina B. • English tutor

2236 Views

For the function given by f(x) = x² - 5x - 6, solve for f(x)=0 by factorising.

This is a very common question for GCSE maths students and the idea of a quadratic comes up very often in other forms too.To factorise this equation we need to find two numbers whose sum is -5 and whose p...

Answered by Taylor F. • Maths tutor

2918 Views

A) Write a balanced equation for the reaction of Calcium metal with water B) If I react 3 g of Calcium metal, what number of moles do I have?

Reactions and trends of group 1 and 2 metals are common questions asked at GCSE- Ca + 2 H₂O ==> Ca(OH)₂ + H₂This reaction will be exothermic and happen slowly in cold w...

Answered by Willow S. • Chemistry tutor

3477 Views

‘The failure of the Schlieffen Plan was the main reason for the stalemate on the box Western Front.’ How far do you agree with this statement? Explain your answer.

The main aim of the Schlieffen Plan was to avoid a two-front conflict by enacting a rapid victory of the French in the West before turning to fight the Russians in the East. However, the war of movement w...

Answered by Lydia D. • History tutor

28424 Views