waecE-LEARNING
Further Mathematics Paper 2, Nov/Dec. 2011  
Questions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Main
General Comments
Weakness/Remedies
Strength
Question 4

     Find the third term of the exponential sequence (GP)
            ( - 1), (3 - 2), …

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Observation

     This is one question where the Chief examiner commended candidates’ performance. The report stated that candidates exhibited a good understanding of the topic and majority of them earned full marks. Candidates were able to obtain the common ratio as . Thus, the third term was obtained using the formula T3 = ar2 = ( - 1)( =  =  = 5 - 7.

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