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Express f(x) = ln(x+1) as an infinite series in ascending powers of x up to the 3rd power of x

Recall that the Maclaurin series for f(x) is f(x) = f(0) + f'(0)x + f''(0)x2/2! + ... + f(r)(0)x<...

CP
2587 Views

The air pressure in the cabin of a passenger plane is modelled by the equation: P(x) = 3cos(x/2) - sin(x/2) where x is the altitude. Express P(x) in the form Rcos(x/2 +z) where z is acute and in degrees and then find the maximum pressure

This is a classic example of a trigonometry problem using the angle addition formulae. Recall that cos(A+B) = cos(A)cos(B) - sin(A)sin(B). Express R(x/2 -z) in similar form: Rcos(...

CP
Answered by Caspar P. Maths tutor
2854 Views

I never know when to use etre and avoir. How interchangeable are they?

So, etre and avoir are the two most common French verbs so it's really important that you know when to use them. First of all, we will make sure that you know how to conjugate them in different tenses. Et...

RS
Answered by Rebecca S. French tutor
1193 Views

How did Hitler become chancellor in 1933?

In January 1933 Hitler was appointed Chancellor. His rise to power was born out of a series of events, namely the Wall St Crash, the strength of the Nazi campaign, and the failure of democracy. The Wall S...

ES
Answered by Edward S. History tutor
7761 Views

Describe the role of a ribosome in the production of a polypeptide.

The ribosome binds to the mRNA and reads the codon codeThe ribosome brings the correct tRNA molecules to each mRNA codon, using complementary base pairing between the mRNA codons and the tRNA anticodonsEa...

EH
Answered by Elizabeth H. Biology tutor
2961 Views

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