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因為是第三象限 所以橫坐標小於0,縱坐標小於0 -35-p < 0 3+p < 0 所以: p > -35 p < -3 所以: -35 < p < -3 【秋風燕燕為您答題O(∩_∩)O,肯定對】 有什麼不明白可以對該題繼續追問 如果滿意,請及時選為滿意答案,謝謝
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