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differentiate the function (x^2 +5/x + 3) with respect to x

2x + 5 lnx
Answered by • Maths tutor
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What on Earth is the subjunctive?

It can be hard for native English speakers to fully grasp the subjunctive mood, because it’s so archaic in English. Firstly, it’s a mood and not a tense. It emphasises that somewhere in your sentence there i...
HC
Answered by Henry C. • French tutor
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At a concert, the number of men, women and children can be expressed with the following ratio: 6:11:4 There were 6525 more women than men. How many children were at the concert?

We know there are 6525 more women than men. We can deduce that 5 'parts' = 6525 as 11-6=5If 5 parts = 6525. 1 part = 6525/5 = 1305.We know that 4 parts are children so, 1305 * 4 = 5220Alternatively, once you...
SR
Answered by Sandesh R. • Maths tutor
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How far does the power of the state explain the decline of Chartism by 1850?

Give three possible explanations always including the one in the question e.g. power of the state; social and economic divisions; and problems with Chartism itself.Introduce all three factors and your argume...
Answered by • History tutor
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Solve the simultaneous equations 3x + y = 11 and 2x + y = 8.

First identify which unknown has the same coefficient. In this case it is y.Either add or subtract the two equations to eliminate y. In this case we subtract one equation from the other (can be either). 3x +...
NC
Answered by Natasha C. • Maths tutor
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