When passing through P (5, - 3), the angle of inclination is a, and cosa = - 3 / 5, the intersection circle x + y = 1 is located at P1 and P2, the coordinates of chord midpoint of PP1 * PP2 and p1p2 are calculated (with parameter Square) P1P*PP2=t1t2=330

When passing through P (5, - 3), the angle of inclination is a, and cosa = - 3 / 5, the intersection circle x + y = 1 is located at P1 and P2, the coordinates of chord midpoint of PP1 * PP2 and p1p2 are calculated (with parameter Square) P1P*PP2=t1t2=330

Cos = 0.6, so sin =. 8
Let L x = 5-0.6t
y=-3+0.8T
Substituting the circle, we get 0.1t ^ 2 + 10.8t + 33 = 0
P1P*PP2=t1t2=330
Midpoint Wei (- 116 / 25, - 87 / 25)

Elden Ring Premiere

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