Question Detail

MTH 101 MTH 101 Past Questions Objective Question

Question

The equation of the normal to the circle x² + y² - 4x + 2y + 3 = 0 at (1,-2) is:
Options
A x + y = 0
B x - y - 3 = 0
Correct Answer
C x - y + 3 = 0
D x + y + 3 = 0
Correct Answer

Option B is the correct answer.

Detailed Explanation

The normal line is perpendicular to the tangent and passes through the point. The equation is x - y - 3 = 0.

Hint

The notes indicate answer B.

Question Info