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Evaluate the impacts of transnational corporations (TNCs) on MEDCs.

When you are given an open-ended essay question the first thing you should do is define your key terms. This question can clearly be linked to globalisation, a key geographical phenomenon. Therefore, a descr...
EH
Answered by Emily H. • Geography tutor
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I always mix up my integration and differentiation. How do i stop this?

First thing to do is practice. Practice makes perfect. You are not going to get through your differentiation and integration by doing only a couple of questions on these topics. You need to take one topic at...
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Answered by Yasmin P. • Maths tutor
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What factors can I use to evaluate an opinion presented in an historical source?

It's important to understand initially that on account of being human, no writer will be free completely from bias. Even if they insist otherwise, writers (as with everyone else!) take a particular viewpoint...
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Answered by Christian J. • History tutor
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Find dy/dx for (x^2)(y^3) + ln(x^y) = 5sin(6x)/x^(1/2)

To differentiate this equation we must use the implicit method, looking at the left side of the equation, to find the differential of the first term we must use the product rule, therefore the differential o...
MH
Answered by Max H. • Maths tutor
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Solve algebraically the simultaneous equations x^2 +y^2 =25, y – 3x = 13

This question is done by substituting either the x or y. To do this, rearrange the second equation to make y the subject. We make y the subject as it keeps the equation and calculation simple. After rearrang...
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Answered by Shun S. • Maths tutor
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