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Integral of a compound equation (or otherwise finding the area under a graph): f(x) = 10x*(x^(0.5) - 2)

This can be done 'by parts' or by expanding. In this case it would be easier to expand as it is possible to deal with terms individually here. This becomes: 10x x 1/2 - 10x 2 = 10x 3/2 - 20x We know this bec...
RD
Answered by Roden D. • Maths tutor
4345 Views

By forming and solving a quadratic equation, solve the equation 5*cosec(x) + cosec^2(x) = 2 - cot^2(x) in the interval 0<x<2*pi, giving the values of x in radians to three significant figures.

To solve the equation given in the question, we must first express the given equation in terms of only one trigonometric function, i.e. either all in cosec or all in cot. The easiest route would be cosec, si...
NM
Answered by Nadia M. • Maths tutor
9805 Views

What's the difference between a transitive and stative verb?

A transitive verb expresses some kind of action. It is any word that a primary school teacher might have taught you as a 'doing word'. examples include kick, read, run. A stative verb expresses something unp...
IM
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How do you form the perfect tense?

The perfect tense is formed using the present tense form of the verb 'haber' for that subject followed by the past participle of the verb. The conjugations of 'haber' are: yo 'he'; tu 'has';él/ella/Vd. 'ha';...
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Answered by Isaac M. • Spanish tutor
2134 Views

How can I show why I've decided to do a certain study?

In art, it's easy to get carried away and want to just paint or draw whatever you're good at/whatever you want to. But, as tempting as this is, it's important to remember to always explain or show how you go...
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Answered by Humeara M. • Art tutor
2098 Views