(chatquestion)...リフン If the tangent to the curve x=1-3t, y=t– 3t at the point P(-2,2) meets the 56. 46. P and again at Q, the angle between the tangents at P andQ is respe curve 1)4 4) 2 3) 2) 4 6. The r 57. sgole ol ド|3

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