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A curve has equation y = (x-1)e^(-3x). The curve has a stationary point M. Show that the x-coordinate of M is 4/3.

(In the following answer, y' denotes dy/dx, i.e. the derivative of y with respect to x, where y is a function of

Answered by Maths tutor
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"The Forms teach us nothing about the physical world" How would you introduce this essay?

The 2 main things which are NEEDED for a A/A* introduction in a Religious Education essay are the following -
Give contextual information:Imperfection to Plato was that everything in our world change...

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How do I find the reultant force acting on an object sitting on a slope?

Firstly, you should consider what forces are acting on the object and in what direction. It helps to draw a large diagram to label. In most questions, the forces should be told to you. It helps to keep in...

Answered by Maths tutor
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How do I know when to use the past preterite or the past imperfect?

This is something that as you use them more, they will come more naturally, but there are a few ways to remember them. In general, the preterite is use for a past action that has been completed and is fin...

Answered by Ami S. Spanish tutor
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How are the alveoli adapated for gas exchange

Blood leaves the right side of the heart via the pulmonary artery, which takes deoxygenated blood to the lungs so gas exchange may occur. Numerous alveoli are found here and these alveoli possess many inv...

Answered by Maryam A. Biology tutor
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