What is an equation of a circle whose center is at (2,-4) and is tangent to the line x = -2? 1) (x - 2)² + (y+4)² = 4 2) (x +

Question

What is an equation of a circle whose center is at (2,-4) and is tangent to the line x = -2? 1) (x - 2)² + (y+4)² = 4 2) (x + 2)² + (y-4)² = 16 3) (x + 2)² + (-4)²=4 4)(x-2)² + (x+4)²-16
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