anonymous
  • anonymous
Solve the system of equations given as x^2 +y^2 =16 y-4 = -x^2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
We have x^2=4-y , from the second equation.So we replace it to the first one : 4-y+y^2=16 @Romwil
campbell_st
  • campbell_st
well you have a circle with a centre at the origin and readius 4 and a concave down parabola with a vertex at (0, 4)
campbell_st
  • campbell_st
so there are 3 points of intersection...

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anonymous
  • anonymous
Refer to the attachment generated with the Mathematica 9 program.
1 Attachment
Sepeario
  • Sepeario
props to him ^^ he has taken the time to graphically solve it with a calculator, rather than completely algebraically :)

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