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Show that x^2+6x+11 can be written in as (x+p)^2+q, where p and q are integers to be found.

To start, we need to complete the square of the equation. To do this, we divide the coefficient of x by 2. Here, 6/2=3. We then find (x+3)^2, which gives us the first part of the equation we want to express,...
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Answered by Hannelore E. • Maths tutor
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¿Qué es la manera mejor para mejorar mi español?

La única manera para mejorar cualquiera lengua es en practicar. No es posible aprender un idioma nuevo sin practicar pero por supuesto hay maneras para hacerlo en una manera más eficaz. Hay una necesidad par...
Answered by • Spanish tutor
2658 Views

How do Transformers work?

Transformers are two coils of wire, coiled around each side of an iron core (primary and secondary). The primary coil has a potential difference supplied to it that drives the alternating current through the...
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Answered by Niusha S. • Physics tutor
8604 Views

How should I structure my essays on a seen text?

A structure is not always needed for English essays but it could help you to make sure you are hitting all the AOs that examiners are looking for. A basic structure is an introduction (where you signpost wha...
Answered by • English Literature tutor
3676 Views

In what way is Victorian thinking reflecting in Thomas Hardy's 'Nature's Questioning'?

In the poem ‘Nature’s Questioning’, Thomas Hardy’s intrinsic and subjective relationship with nature causes him to look to the natural world as a mouthpiece for questions that challenged Victorian thinking a...
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Answered by Ria H. • English tutor
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