Waec Model Questions Vol1 2020 Mathematics Question 37

Practice objective / multiple choice question 37 from the 2020 Waec Model Questions Vol1 Mathematics examination.

Waec Model Questions Vol1 2020 Mathematics Objective / Multiple Choice Medium Difficulty
Question 37 WAEC_MODEL_QUESTIONS_VOL1 • 2020 • MATHEMATICS • objective

A sequence {a_n} is defined by \(a_1 = 2\) and for \(n \ge 1\), a_{n+1} = a_n + 3n + 1. Determine the 10th term a_{10} and the sum S_{10} of the first ten terms.

Answer Options

A. \(a_10 = 150\), \(S_10 = 580\)
B. \(a_10 = 140\), \(S_10 = 540\)
Correct Answer C. \(a_10 = 146\), \(S_10 = 560\)
D. \(a_10 = 145\), \(S_10 = 559\)
Correct Answer
C
Correct Option:
\(a_10 = 146\), \(S_10 = 560\)

About This Question

This is Waec Model Questions Vol1 2020 Mathematics Question 37. It is one of the objective questions from the 2020 Waec Model Questions Vol1 Mathematics examination.

Difficulty level: Medium .

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