7. Find the equation of the circle with center (2, -4) and tangent to the y- axis.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question

Transcribed Image Text:7. Find the equation of the circle with center (2, -4) and tangent to the y-
axis.
8. Find the equation of the circle with center (-9, -3) and tangent to the x-
axis.
9. Find the equation of the circle such that the endpoints of a diameter
are (-2, 8) and (8, -6).
10. Find the perimeter and area of the right triangle with vertices (1,2),
(5,5), and (-2, 6).

Transcribed Image Text:9:38
For each problem below, use algebra to answer the questions. You may find
it helpful to draw and label an appropriate picture to help you get started and
verify that your answer is reasonable. (Even if you are quite sure you can
answer the question from your picture alone, you must use algebra to justify
your answer.)
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