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How and when should I include a historians' opinion?

You should include a historians' opinion to support or contrast the argument you have made. For example, say you were arguing for a certain time period that agrarian issues led to public discontent, and thus...
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Answered by Caitlin C. • History tutor
3242 Views

Given that y = sin(2x)(4x+1)^3, find dy/dx

The product rule states that (uv)' = u'v + uv' Therefore we know that to find dy/dx we must have (sin(2x))'(4x+1)^3 +sin(2x)((4x+1)^3)' We can differentiate sin(2x) to 2cos(2x) and using the chain rule we ca...
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Answered by Myles M. • Maths tutor
4780 Views

The diagram below represents a balloon just before take-off. The balloon’s basket is attached to the ground by two fixing ropes.Calculate the tension in either of the fixing ropes.

The first and most important step is to highlight all the important information that is given in the question. Sometimes, it is very easy to miss out key numbers that you might require to get to the final an...
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Answered by Nele W. • Physics tutor
11435 Views

When do we use the quadratic formula, and when the completing the square method?

First, you have to understand that both are essentially the same; the formula is based on the completing the square method. ax^2+b^x+c=0 can with appropriate steps be transformed to x = (-b +- root(b^2-4ac))...
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Answered by Ioannis P. • Maths tutor
4757 Views

How are endings formed for past participles?

If the participle is linked to the verb "être" or used as an adjective, its ending is associated with the gender of the subject (add an "e" for female), and the number of subjects ("...
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Answered by Mathieu L. • French tutor
2741 Views