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What is the radius of a circle whose equation is (x + 5)^2 + (y – 3)^2 = 42?

1. 2 units
2. 4 units
3 .8 units
4. 16 units

Respuesta :

soooobored
the equation of a circle centered at point (x1,y1) with a radius r is given by

[tex](x-x_1)^2 + (y-y_1)^2 = r^2[/tex]

are you sure you wrote down the problem correctly?

Answer:

4 units

Step-by-step explanation:

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