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Help me with these please.

A. 7, 10, 13, 16 ...
B. 2. 5. 10. 17. ...

What is the expression for the nth term? A little explanation would be grand also. Thanks.

2006-10-31 23:56:16 · 2 answers · asked by Rob 1 in Education & Reference Teaching

Please don't post rubbish to earn points, I see you do have done it more than once!

1st question .. answer is something like 3n ... Anyone got any ideas?

2006-11-01 00:19:30 · update #1

2 answers

n + 3
This is becuase if you minus the idifference between all the numbers you always get a difference of 3, and what that means is, you have to add 3 to the previous number to get to the next one so that means the nth term in n +3. Hope it helps... but the nth term is definetly correct, sorry if i dint explain it properly.

2006-11-01 01:12:09 · answer #1 · answered by IBRAHIM 2 · 0 0

i m working out. will let u know after calculation

2006-11-01 00:03:43 · answer #2 · answered by Pokkiri 3 · 0 0

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