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27-12-2018
Mathematics

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Find the first four terms of the recursive sequence: a1 = 8 and an = an-1+n.

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wegnerkolmp2741o wegnerkolmp2741o

27-12-2018

Answer:

a1 = 8

a2 =10

a3 = 13

a4 = 17

Step-by-step explanation:

The first term is a1 = 8

The second term is a2 = a1 + n

= 8+2

= 10

The third term is a3 = a2 + n

= 10+3

= 13

The fourth term is a4 = a3 + n

= 13+4

= 17

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