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Maths

Asked by Dana · 2 years ago

25 - 3n workout the value of the first negative term of the sequence?

The letter n corresponds with the number of the term, so the first term would be 25 - 3(1). The second would be 25 - 3(2) and so on. To find the number term you could plug in each number until you found your answer, so plug in 3, then 4, then 5 etc. Another way is to consider how many times 3 goes into 25. We know its a little more than 8 as 3x8=24 so we can try the next number, 9. If we plug in... more

Applying for Medicine

Asked by Makena Grace · 2 years ago

I really want to become a detective when I'm older and I was wonder what gcses you have to study and what uni course you have to do. Does anyone know?

Hello, there are services available such as www.prospects.ac.uk which have information on job prospects and degrees. If you need a degree for this it's more likely that you will need to pick your A levels based on the course rather than your GCSEs. The UCAS website is handy for you to look up degree courses and compare them across different universities and find out what you need to do the course.... more

Maths

Asked by Rose · 2 years ago

Give the symbol for the ion in aqueos solution which produces the alkalinity?

OH¯ ion - the hydroxide ion

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