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Question

solve graphically.

x^2 + y^2 = 10
y = 3x
15 years ago

Answers

Reiny
x^2 + y^2 = 10 is a circle with centre at (0,0) and radius √10

y = 3x is a straight line going through the origina with a slope of 3

It will cut the circle twice.


If you make a good graph you should see the intersections at (1,3) and (-1,-3)
15 years ago

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