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Differentiate y=(3+sin(2x))/(2+cos(2x))

dy/dx = (4cos(2x) + 6sin(2x) + 2)/(2+cos(2x))²

9154 Views

What is homeostasis? Can you use a couple of examples to explain the difference between positive vs negative feedback?

DEFINITION Homeostasis = the maintenance of a constant internal environment Every process in the body that occurs in everyday life, such as keeping the heart beating, changing fr...

Answered by Jasmine T. • Biology tutor

7699 Views

Describe how the three branches of government in the UK are run.

In the United Kingdom, the three branches of government are the executive, the legislature and the judiciary. The executive is the central government, made up of the Prime Minister and their cabinet. The ...

Answered by Josh W. • Government and Politics tutor

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What is the fundamental difference between marxism and functionalism?

Each theory takes a different method of understanding how society functions. Marxism is a conflict theory while Functionalism is a consensus theory, meaning that the two believe that the institutions with...

Answered by Nancy C. • Sociology tutor

28540 Views

Use the chain rule to show that, if y = sec(x), then dy/dx = sec(x)tan(x).

First, write y in terms of cos(x). We are familiar with cos(x) and know how to differentiate it. We know that sec(x) = 1/cos(x) = (cos(x))^-1. Next, find dy/dx in terms of cos(x) and sin(x). Ag...

Answered by Noah L. • Maths tutor

17500 Views