KCSE MATHEMATICS QUESTIONS AND ANSWERS ON SEQUENCE AND SERIES FORM 3 LEVEL

KCSE MATHEMATICS QUESTIONS AND ANSWERS ON SEQUENCE AND SERIES FORM 3 LEVEL: The terms of an Arithmetic sequence are 2,5,8,11, ... (a) Find: (i) the common difference of the sequence; (1 mark) (ii) the next two terms of the sequence; (2 marks) (iii) the 30th term of the sequence. (2 marks) (b) The sum of the first n terms of the s