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How do you solve the quadratic equation x^2+7x+12=0

To solve quadratic equations we first need to factorise the equation into brackets. We can do this by looking at the numbers in the quadratic equation. The only number that isn't an x coefficient is the 12, ...
CD
Answered by Charlie D. • Maths tutor
11133 Views

Explain/describe the Humanistic Approach.

The Humanistic Approach aims to the replace the Behaviourist and Psychodynamic approaches to human behaviour. It was championed by Abraham Maslow who wanted psychology to be less deterministic and more holis...
EJ
Answered by Ella J. • Psychology tutor
17293 Views

How did the end of the First World War affect agriculture in the USA? (Edexcel IGCSE)

During and immediately after the First World War, with vast areas of Europe destroyed or their supplies cut off, many countries relied on produce from the USA to survive. This was an excellent time to be in ...
SM
Answered by Shaun M. • History tutor
16215 Views

What impact does business structure have on the success of the business?

Treating the question like an essay question, run through with the student how to structure an answer for, perhaps, a short 8 mark essay question. Begin by listing the main business structures (sole trader, ...
GR
2751 Views

Why is the car moving if the unbalanced force is zero?

This is a great example of where physics and our gut feelings about physics don't match up. This is a very common conceptional difficulty students have and is often jumped on by examiners. The best way to th...
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Answered by Connor D. • Physics tutor
19758 Views