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2 articles trouvés pour ce sujet.
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Which term of this sequence has value 8? |
2016-07-20 |
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Lauren pose la question :
Hi there
Which term in the sequence -2; -5/3; -4/3 ; -1; ... has a value of 8.
Since term 2 and 3 of this sequence contain fractions which can be converted to recurring decimals. What is the best way to work out the common difference here.
I do however understand that to work out the nth term of an arithmetic series, the following formula Tn = a + (n-1)d. In this series a = -2
Penny Nom lui répond. |
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Which term of the series 2+7+12+...is 152? |
2016-02-01 |
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francis pose la question :
whice term of the series 2+7+12+...is 152?
Penny Nom lui répond. |
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