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The function f is defined as f(x) = e^(x-4). Find the inverse of f and state its domain.

Firstly, we let y=f(x) so that y=e x-4 . The aim of this question is to find the inverse of y=f(x), and in order to do that, we must rearrange the question so that x becomes the subject of the equation, whic...
RK
Answered by Rutwik K. • Maths tutor
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How can XOR be used in encryption and what type of encryption is this ?

As we know, XOR is a logical operator which can take 2 inputs and process one output. Given that two parties want to exchange this would be very useful. If A has message 1010 which may stand for "hello&...
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Answered by Ahmed A. • Computing tutor
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What is mRNA splicing and why is it important?

mRNA splicing is a form of post-transcriptional modification of the mRNA transcript. DNA is made up of coding regions called Exons. These determine the amino acid sequence of a polypeptide chain during prote...
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Answered by Katherine P. • Biology tutor
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Explain why having more red blood cells per cm3 of blood is an advantage to an athlete. (3 Marks)

Red Blood Cells (RBC’s) contain haemoglobin. Therefore, more RBC’s results in more haemoglobin present.Haemoglobin carries oxygen, therefore, more oxygen can be transported to cells such as muscle cells.More...
BG
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How accurate is it to say that the Weimar Republic never enjoyed popular support?

Support for constitution:High turnout rates or votes lowest of 75%Probably higher than actual support for government – people liked the democratic ideal – too idealistic Support for government:1924-29 suppor...
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Answered by Allan P. • History tutor
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