camrob41 camrob41

23-05-2020
Mathematics

contestada

What is the radius of the circle shown below?
x^2+y^2-2x+6y+9=0

Respuesta :

sqdancefan sqdancefan

23-05-2020

Answer:

1

Step-by-step explanation:

The graph below shows the radius to be 1.

__

If we rewrite the equation to standard form, we have ...

(x^2 -2x +1) +(y^2 +6y +9) = -9 +1 +9

(x -1)^2 +(y +3)^2 = 1

The square of the radius is 1, so the radius is 1.

Ver imagen sqdancefan

Answer Link

Otras preguntas

A series is the summation of the terms of a sequence. True False

A jar has 570 marbles of different colors.The ratio of red to blue marbles are 2:3 and red to green is 4:5.how many marbles of each type is there?

W. E. B. Du Bois believed that African Americans should:A.Accept segregation.B.Fight for their civil rights.C.Work for economic success first.D.Move to Africa.

Guess the rule and add the next number in the sequence. 1, 5, 13, 25, 41,

How can you care for yourself while caring for others?

For what values of x is the graph of y equals 2 divided by the quantity 5 minus x concave upward?

The authors suggest that, ultimately, "red tape" comes from

The imaginary line that passes through the center of the Earth and the North and South poles is the _____.

Which of the following is a chemical property? Density Melting point Solubility Toxicity

The azide ion, n−3, is a symmetrical ion, all of whose contributing structures have formal charges. draw three important contributing structures for this ion. d