Q: The equation of circle having a diameter with endpoints (-2, 1) and (6, 7) is

A: The equation of circle having a diameter with endpoints (-2, 1) and (6, 7) is (x - 2)^2 + (y - 4)^2 = 25.

Question

Asked 7/1/2011 10:07:10 AM

Updated 7/21/2014 11:51:25 PM

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3

The equation of circle having a diameter with endpoints (-2, 1) and (6, 7) is (x - 2)^2 + (y - 4)^2 = 25.

Added 7/21/2014 11:51:25 PM

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [7/22/2014 12:27:23 AM]

Find the slope of the line that contains the following points.
A(5, 6), B(10, 8)

Question

Not Answered

Updated 7/31/2014 12:01:23 PM

1 Answer/Comment

Find the slope of the line that contains the following points.
R(-3, 5), S(3, -2)

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Not Answered

Updated 7/31/2014 11:52:33 AM

1 Answer/Comment

If the equation of a circle is (x + 4)2 + (y - 6)2 = 25, its center point is

Question

Not Answered

Updated 7/21/2014 11:50:23 PM

1 Answer/Comment

Any line with no slope is parallel to the ? User: Any line with no slope is parallel to the ? User: If the point (a,3) lies on the graph of the equation 5x + y = 8, then a= ? User: If the equation of a circle is (x + 5)2 + (y - 7)2 = 36, its center point is ? User: If the equation of a circle is (x + 5)2 + (y - 7)2 = 36, its radius is?

Question

Expert Answered

Updated 7/21/2014 11:54:50 PM

3 Answers/Comments

Any line with no slope is parallel to the y-axis.

Added 7/21/2014 11:53:26 PM

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [7/22/2014 12:26:10 AM]

If the point (a,3) lies on the graph of the equation 5x + y = 8, then:

5a + 3 = 8

5a = 8 - 3 = 5

a = 5/5 = 1

5a + 3 = 8

5a = 8 - 3 = 5

a = 5/5 = 1

Added 7/21/2014 11:54:18 PM

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [7/22/2014 12:26:22 AM]

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