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How do I use the product rule for differentiation?

You should use the product rule when you have a function f(x), which you can't differentiate straight away. But which can be written in the form f(x)=g(x)h(x), where g(x) and h(x) are functions that you do k...
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Answered by Harry V. • Maths tutor
3451 Views

Describe the role of calcium ions and ATP during muscle contraction

Calcium ions diffuse from the sarcoplasmic reticulum and bind to troponin. This binding to troponin causes tropomyosin- which at rest blocks the actin-myosin binding sites- moves to expose these binding site...
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Answered by Johanna H. • Biology tutor
25541 Views

Explain why Silicon Dioxide has a higher melting point than Sulfur Trioxide.

Silicon Dioxide has a macromolecular/giant covalent structure which means it has covalent bonds between all atoms in its structure. Sulfur Trioxide has a simple molecular structure meaning it has Van der Waa...
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Answered by Holly T. • Chemistry tutor
24018 Views

I'm unsure how to structure my essay, which way is the best?

So, the main body of your essay should be made of: A key introduction (mentioning the points you are going to answer and your overall answer to the question), 2-4 points and a conclusion (linking back to the...
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Answered by Olivia Y. • Economics tutor
2410 Views

When answering my essay question, what could be the key evaluative points when talking about fiscal policy?

So the key points in evaluative parts of essays need to answer the "What if" question or the "This depends upon" phrase. For example if your point is "an increase in government spend...
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Answered by Olivia Y. • Economics tutor
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