SPM Practice 1 (Arithmetic Progression) : Question 8

Question 8

If log 10 p, log 10 pq, log 10 p q 2  are the first three terms of a progression, show that it forms an arithmetic progression.

[Hint : To prove a number sequence is an arithmetic progression: Click here

Step 1: List down any three consecutive terms. [Example: T 1 , T 2 , T 3 ]
Step 2: Calculate the values of T 3 T 2  and T 2 T 1 .
Step 3: If   T 3 T 2 = T 2 T 1 , then the number sequence is an arithmetic progression.]