crystalcasper55 crystalcasper55

03-03-2018
Mathematics

contestada

what is the radius and center of this circle?
[tex] {x}^{2} + {y}^{2} + 2x - 4y - 2 = 0[/tex]

Respuesta :

alexisvalverde alexisvalverde

03-03-2018

the center is (-1,2)
the radius is
[tex] \sqrt{7} \: or \: 2.646[/tex]

Ver imagen alexisvalverde

Answer Link

Otras preguntas

Why did North and South Carolina become separate colonies? Neither colony was happy with its proprietors. They had differenet religious views. They had differe

The hypotenuse of a right triangle is 3 cm and one of the legs is 1 cm. What is the length of the other leg? Give an exact answer (that means do not use your ca

Who made up the NATO?

The treaty of Versailles ended when?

What is the name of the point where converging mirrors direct an image?

What does constant speed look like on a distance versus time graph?

Anyone know the answer?

Two angles are complementary. The measure of the larger angle is five times the measure of the smaller angle. What is the measure of the larger angle?

You should always have people say "cheese" (or some other word) when you are ready to photograph them.

a bag has 8 red marbles, 4 green marbles, and 2 yellow marbles. Bill draws a red marble from the bag and does not replace it. What is the probability of Bill dr