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24-02-2022
Mathematics

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The fourth term of a sequence is 18.
The term – to – term rule is : ‘ Subtract 3 then multiply by 3.’ What is the first term of the sequence?

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thishigopal thishigopal

28-02-2022

Answer:

11/3

Step-by-step explanation:

let the 3rd no be x

(x-3)3 = 18

x-3 = 6

x = 9

keep solving the equation and the first term will be 11/3

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