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Differentiate with respect to x, x^2*e^(tan(x))

Use the product rule: d/dx(uv) = uv' + u'v, with u = x^2 and v = e^(tan(x)), so that u' = 2x and v' = sec^2(x) * e^(tan(x)), and so the answer is 2x * e^(tan(x)) + x^2 * sec^2(x) * e^(tan(x)) .

JH
Answered by Jakub H. Maths tutor
5532 Views

Explain why alkenes can have stereoisomers

Alkenes have stereoisomers because no free rotation possible around the C=C double bond, as to do so would break the pi-bond between the two atoms. which requires energy to break.

JH
Answered by Jakub H. Chemistry tutor
3294 Views

Find the area of the surface generated when the curve with equation y=cosh(x) is rotated through 2 pi radians about the x axis, with 2<=x<=6

Use the formula for the surface area of revolution, which requires dy/dx. So find dy/dx = sinh(x) and substitute dy/dx and y into the formula with the limits provided in the question (2 and 6). Then evalu...

JH
5073 Views

Evaluate relative merits of monetary and fiscal policy measures for governments wanting reduced unemployment in the UK. (20 marks)

Introduction - definitions of monetary policy, fiscal policy,  and unemployment.

Monetary policy is expansionary - rate of interest decreased, value of savings decreased, spending increased, borrow...

KB
Answered by Kira B. Economics tutor
6037 Views

How do I structure my A- level History essay?

Don’t overlook structure, a clear and cohesive structure is essential for securing the top marks in any essay. Whether, it be history or a biology essay. Before even starting your essay, planning is a nec...

ET
Answered by Emily T. History tutor
2910 Views

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