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Find the equation to the tangent to the curve x=cos(2y+pi) at (0, pi/4)

Normally to find a tangent we want to work out dy/dx, but since this equation is x=something, it's much easier to work out dx/dy first, then we get dy/dx by doing 1/(dx/dy)=dy/dx. By the chain rule, dx/dy = ...
SJ
Answered by Sarah J. • Maths tutor
11679 Views

The probability of pulling out a coloured counter from a bag is shown below: Green=0.2. Purple=0.15. Black=0.3. Pink=?. What is the probability of pulling out a pink counter?

When we have a probability question with multiple possible outcome as we have here (the multiple possible outcomes are pulling out a green, purple, black or pink counter) the probabilities of all of these ou...
FA
Answered by Fauzia A. • Maths tutor
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What are the different types of camera movement/mobile framing?

Pan movement: pan stands for panorama and it entails that the camera stays on the same spot but moves to the left or right on the horizontal axis. https://www.youtube.com/watch?v=0P5nPMXtz6w Tilt movement: t...
ED
Answered by Eva D. • Media Studies tutor
2937 Views

What is the circuit of culture?

The circuit of culture is a term that was coined by theorists who were studying the Walkman. It provides a framework to analyze cultural texts or artefacts. The circuit consists of five aspects that are all ...
ED
Answered by Eva D. • Media Studies tutor
3299 Views

What is Foucault's theory of panopticism?

Foucault's theory revolves around the rise of the surveillance society. He based his theory on the design of the panopticon, which is a prison that has cells all around and a tower for the guard in the middl...
ED
Answered by Eva D. • Sociology tutor
4925 Views