The equation of the director circle of the hyperbola (\frac... | Mathematics | SolveeIt | Solveeit

Today, August 18

Question

The equation of the director circle of the hyperbola $\frac {x^{2}} {16}-\frac{y^{2}} {4}=1$ is given by .............

A

$x^2 + y^2 = 16$

B

$x^2 + y^2 = 4$

C

$x^2 + y^2 = 20$

D

$x^2 + y^2 = 12$

Answer

$x^2 + y^2 = 12$

Explanation

Solution

Answer (d) $x^2 + y^2 = 12$