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Simplify (7+sqrt(5))/(sqrt(5)-1), leaving the answer in the form a+b*sqrt(5)

Step 1 - Identify the difference between the required form of the answer and the expression to be simplified: 

It can be...

IR
Answered by Ian R. Maths tutor
20719 Views

What is non-disjunction? How can this lead to changes in chromosome number?

Non-disjunction is the failure of chromosome pairs to separate properly during meiosis. This failure of separation usually occurs either in meiosis I (in anaphase I) or in meiosis II (in anaphase II). ...

KW
Answered by Katy W. Biology tutor
12211 Views

How does evolution occur by natural selection?

Over time many theories have been put forward by the scientific community about how the process of evolution occurs. However the most commonly accepted theory amongst scientists is that evoluti...

KW
Answered by Katy W. Biology tutor
12826 Views

How should I structure an essay?

The first and most important thing that you should do before even beginning your essay is to take a moment to do a quick plan. 

This should briefly outline the main strcuture of your essa...

KW
5638 Views

How do you write a good personal statement to apply for medicine?

A medical school personal statement needs to be as unique as you can possibly make it as the markers read thousands every year. On such a tight word count, every sentence needs to have a purpose to eit...

JR
2290 Views

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