JeremyBrownlee
JeremyBrownlee JeremyBrownlee
  • 13-02-2024
  • Mathematics
contestada

a.) The equation of a circle is of the form x^2+y^2+kx-2y-4=0, where k is a constant, if the radius of the circle is 3, find the negative value of k.
b.) If y=-3x+m is a tangent to the circle x^2+y^2=10, find the possible values of m.

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