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Question 3

3.1 Given the finite linear pattern: 12 ; 17 ; 22 ; … ; 172

3.1.1 Determine a formula for the 𝑛th term of the pattern. (2)

3.1.2 Calculator the value of 𝑇12 . (2)

3.1.3 Determine the number of terms in the pattern. (2)

3.2 Given the first four terms of a linear pattern: 3 ; 𝑥 ; 𝑦 ; 30 (4)

Calculate the value of 𝑥 and 𝑦

[10]

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