Question #3ddb7
2 Answers
Explanation:
finding the equation of the circle:
the general equation of a circle centered at the origin is
where
if the radius is
the equation of the circle is therefore
finding points of intersection:
solve simultaneous equations
(here, it is easier to insert
coordinates:
Explanation:
Set radius = r = 5
The equation of the circle:
The equation of the line:
Insert equation of the circle in the equation of the line to find the intersection points.
So, the x values are:
NOTE: It is important to always put the
Now, find the y value by plugging the two x values in any of the two equations.