For "O" level E.Maths students to practise
Number Pattern
Question
Given that
13, 7, 5, 4, .........
(a) find the nth term formula
(b) write down the next two terms
Hint :
It is not possible to use the calculator and an^2+bn+c method to find the nth term formula for this question.
It is not possible to use the differences method to get the nth term formula for this question too.
It is not the 2^n or a^n type of nth term formula too.
The nth term formula for this question is actually not complicatd. So, students need not have to try very complicated formula.
Thank you for your kind attention.
Regards,
ahm97sic