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Differentiate y=sin(x)/5x^3 with respect to x

In order to complete this question we need to use the quotient rule (i.e. if an equation is of the form h(x)=f(x)/g(x) then h'(x)=(g(x)f'(x)-g'(x)f(x))/g(x)^2).In our example f'(x)=cos(x),g'(x)=15...

KZ
Answered by Kirill Z. Maths tutor
4220 Views

What is CBT and how can it be used to treat depression?

CBT stands for Cognitive Behavioural Therapy. The underlying principle behind it is the fact that our thoughts, emotions and behaviour and interdependent, and changing one will also determine a change in ...

IA
Answered by Iarina A. Psychology tutor
2226 Views

How does the lac operon work?

The lac operon has 3 components: the promoter (Binding site for RNA polymerase), the operator (binding site for the repressor) and the structural genes that code for the enzymes required for lactose metab...

EB
Answered by Elena B. Biology tutor
20211 Views

Find the stationary points of the function y = (1/3)x^3 + (1/2)x^2 - 6x + 15

A stationary point is a point on the function where the gradient is zero. The phrase 'stationary point' coming up in a question always indicates that differentiation may be useful to solve it. In this cas...

MH
Answered by Matthew H. Maths tutor
9746 Views

Describe and explain some of the direct and indirect effects of carbon dioxide on organisms?

Carbon dioxide only comprises 0.04 % of the earth’s atmosphere but it is a vital molecule in many processes and effects organisms directly with photosynthesis in plants, body functions causing global warm...

KD
Answered by Katie D. Biology tutor
18342 Views

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