A circle has equation . What are its center and radius?

Answer and explanation

Correct answer: A. Center and radius 5

  1. Step 1: Complete squares: . Step 2. . Step 3. Center is and radius is . Answer: Center (2, -3) and radius 5. Why not the others: Center and .

Practise more Calculus, Analytic Geometry and Probability.

Free questions with an explanation for every one, and full timed SIMAK UI mock tests.

A circle has equation x 2 + y 2 - 4x + 6y - 12… | SIMAK UI