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16-09-2020
Mathematics

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Write down an expression for the nth term of the following sequence 7,16,25,34,43

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16-09-2020

Answer:

So in this sequence, we are adding by 9 in each term

So our pattern is: 7 , 7 +9 , 7 + 2(9) , 7 + 3(9) .....

hence, we can write it as: 7 + [tex]9^{n-1}[/tex] where n is the number of the term you want

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