Post Utme Mountain Top University 2025 Mathematics Question 26

Practice objective / multiple choice question 26 from the 2025 Post Utme Mountain Top University Mathematics examination.

Post Utme Mountain Top University 2025 Mathematics Objective / Multiple Choice
Question 26 POST_UTME_MOUNTAIN_TOP_UNIVERSITY • 2025 • MATHEMATICS • objective

In the complex plane, let (z = x + yi\) be a point on the circle \(x^2 + y^2 = 4\\((z = x + yi) be a point on the circle\). If ( z ) is rotated 90° counterclockwise about the origin, what is the equation of the new circle?

Answer Options

A. \(x^2 + y^2 = 4\)
Correct Answer B. \(x^2 + y^2 = 16\)
C. \(x^2 + y^2 = 2\)
D. \(x^2 + y^2 = 1\)
Correct Answer
B
Correct Option:
\(x^2 + y^2 = 16\)

About This Question

This is Post Utme Mountain Top University 2025 Mathematics Question 26. It is one of the objective questions from the 2025 Post Utme Mountain Top University Mathematics examination.

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