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21-06-2021
Mathematics

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determine the general term of this sequence 2;10;18;26;.........;394

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TebohoMokhele TebohoMokhele

21-06-2021

Answer:

Tn=8n-6

Step-by-step explanation:

this is arithmetic sequence so first we check our difference by saying

T2-T1=T3-T2

10-2=18-10

so difference =8 nd a=2

Formula for arithmetic is Tn=a + (n-1)d

then substitute Tn=2 + (n-1)(8)

Tn=2 + 8n-8

Tn=8n-6

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