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A curve has equation y= e^x -5x, Find the coordinates of the stationary point and show it is a minimum point

differentiating ex gives ex (need to know this), differentiating -5x gives -5 (step the power of the x down by 1 and multiply the original power with the coefficient, power of the x ...

JC
Answered by James C. Maths tutor
8401 Views

How should one structure a typical A level essay exam answer?

The most importance driving factor in your answer should be your argument, At the beginning of the essay, make it clear to the marker exactly what you think about the issue in the question. For example, i...

HG
Answered by Henry G. History tutor
2501 Views

How are action potentials generated in a neuron?

A stimulus at the receptor end of the neuron causes the membrane to become more permeable to Na+ ions. Because there is a higher concentration of Na+ on the outside of the cell the flood into the cell dow...

AN
Answered by Alexander N. Biology tutor
4561 Views

Suggest how the two sub-species have developed from a single ancestral population.

Two populations become separated by a barrier such as sea (geographical separation). As a result populations cannot interbreed, hence gene flow between two populations is prevented. As a consequence, only...

MS
Answered by Maja S. Biology tutor
2827 Views

write log2(5) +log2​​​​​​​(3) in its simplest form

This is an exapmle of the addition rule as part of the logorithm syllabus. 

The general rule is logab + logac = loga(b*c)

When the base of the logarithm is t...

NP
Answered by Nicole P. Maths tutor
11277 Views

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