kaydenh101 kaydenh101

16-05-2021
Mathematics

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The nth term of a sequence is given by 2n²+1.Write down the first four terms of the sequence.

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Dana2022 Dana2022

16-05-2021

Answer:

2(1)²−1= 1

2(2)²−1= 7

2(3)²−1= 17

2(4)²−1= 31

2(5)²−1= 49

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