SPM Practice 1 (Arithmetic Progression) :Question 3

Question 3
Given an arithmetic progression p + 9, 2p + 10, 7p – 1,…., where p is a constant. Find
(a) the value of p,
(b) the sum of the next five terms.
[ Remember : If a, b , c are three consecutive term of arithmetic progression, then c – b = b – a ]
 
Solution:
 

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