Post Utme Aaua 2023 Mathematics Question 38

Practice objective / multiple choice question 38 from the 2023 Post Utme Aaua Mathematics examination.

Post Utme Aaua 2023 Mathematics Objective / Multiple Choice
Question 38 POST_UTME_AAUA • 2023 • MATHEMATICS • objective

Find the sum of the first 10 terms of the geometric series \(2x^2 + 3x - 1\) with common ratio \(r = -\frac{1}{2}\).

Answer Options

Correct Answer A. \(2x^2 + 3x - 1 - \frac{1}{2} + \frac{1}{4} - \frac{1}{8} + \frac{1}{16} - \frac{1}{32} + \frac{1}{64} - \frac{1}{128}\)
B. \(2x^2 + 3x - 1 + \frac{1}{2} - \frac{1}{4} + \frac{1}{8} - \frac{1}{16} + \frac{1}{32} - \frac{1}{64} + \frac{1}{128}\)
C. \(2x^2 + 3x - 1 - \frac{1}{2} - \frac{1}{4} - \frac{1}{8} - \frac{1}{16} - \frac{1}{32} - \frac{1}{64} - \frac{1}{128}\)
D. \(2x^2 + 3x - 1 + \frac{1}{2} + \frac{1}{4} + \frac{1}{8} + \frac{1}{16} + \frac{1}{32} + \frac{1}{64} + \frac{1}{128}\)
Correct Answer
A
Correct Option:
\(2x^2 + 3x - 1 - \frac{1}{2} + \frac{1}{4} - \frac{1}{8} + \frac{1}{16} - \frac{1}{32} + \frac{1}{64} - \frac{1}{128}\)

About This Question

This is Post Utme Aaua 2023 Mathematics Question 38. It is one of the objective questions from the 2023 Post Utme Aaua Mathematics examination.

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