Post Utme Noun 2021 Mathematics Question 14

Practice objective / multiple choice question 14 from the 2021 Post Utme Noun Mathematics examination.

Post Utme Noun 2021 Mathematics Objective / Multiple Choice
Question 14 POST_UTME_NOUN • 2021 • MATHEMATICS • objective

Solve the trigonometric equation \(2 \sin^2 x + 3 $1x - 1 = 0\).

Answer Options

Correct Answer A. \(x = \frac{\pi}{6}\) or \(x = \frac{5\pi}{6}\)
B. \(x = \frac{\pi}{4}\) or \(x = \frac{3\pi}{4}\)
C. \(x = \frac{\pi}{3}\) or \(x = \frac{2\pi}{3}\)
D. \(x = \frac{\pi}{2}\) or \(x = \frac{3\pi}{2}\)
Correct Answer
A
Correct Option:
\(x = \frac{\pi}{6}\) or \(x = \frac{5\pi}{6}\)

About This Question

This is Post Utme Noun 2021 Mathematics Question 14. It is one of the objective questions from the 2021 Post Utme Noun Mathematics examination.

View More Post Utme Noun 2021 Mathematics Questions More Post Utme Noun Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support