SOLUTION: Using Substition method find all solutions of the system of equations.
x^2+y^2=25 , y=2x
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Question 372608: Using Substition method find all solutions of the system of equations.
x^2+y^2=25 , y=2x
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The intersection of a line and a circle,
1.
2.
From eq. 2,
Substitute into eq. 1,
Now solve for
When ,
When ,
.
.
.
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