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How can I express x^2 - 7*x + 2 as (x - p)^2 + q ?

o One way to approach this question is to expand the right expression (x - p)2 + q.
As we know from binomial expansions this gives us x2 - 2px...

Answered by Simon K. HTML and CSS tutor
1655 Views

Simplify the brackets, (x+1)(x+2)

The answer is: x2 +3x +2

I worked this out using a method I know as 'the smiley face method'. I can elaborate furthur if needed.

Answered by Natalie R. HTML and CSS tutor
1903 Views

What's the difference between por and para in Spanish?

'Por'  mainly indicates the cause, the reason why something happened. However, it is also used to express an amount of time, an approximate place, the price of an item, the means through which something h...

Answered by Viola R. HTML and CSS tutor
1751 Views

How would you structure a table in HTML?

Begin with the table heading, then define a table row, and finally a table element using the table, tr, and td tags.

Answered by Tomas M. HTML and CSS tutor
1786 Views

What is the behaviourism?

The behaviourist perspective became prominent in the early 1900s, predominantly with John Locke who argued that the human mind was a blank slate, "tabula rasa", meaning that all behaviours and p...

Answered by Molly C. HTML and CSS tutor
3846 Views

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