Between each pair of terms in this sequence is the amount the sequence is decreasing by. The 𝒏th term refers to a term's position in the sequence, for example, the first term has 𝒏 = 1, the second ...
As soon as people leave school, many leave maths behind happily. So much of our daily maths problems are tackled with the help of computers anyway- working out the total cost of your shopping, how ...
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