X^2+2Y^2=2b^2 Y-1=K(X-2)怎么联立解?

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X^2+2Y^2=2b^2Y-1=K(X-2)怎么联立解?X^2+2Y^2=2b^2Y-1=K(X-2)怎么联立解?X^2+2Y^2=2b^2Y-1=K(X-2)怎么联立解?Y=K(X-2)-1带入X

X^2+2Y^2=2b^2 Y-1=K(X-2)怎么联立解?
X^2+2Y^2=2b^2 Y-1=K(X-2)怎么联立解?

X^2+2Y^2=2b^2 Y-1=K(X-2)怎么联立解?
Y=K(X-2)-1带入X^2+2Y^2=2b^2
解得答案有K和b