변화율(2)

입자 A는 (50, 0)에서 원점을 향해 10m/s, 입자 B는 (0, 40)에서 원점을 향해 5m/s로 다가갑니다.
1.
t=2일 때 A와 B 사이의 거리 p의 변화율을 구하세요.
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2.
t=2초일 때 물리적인 관점에서 p의 변화율이 음수임을 설명하세요.
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3.
은 언제일까요?
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• Unordered list
1. Ordered list
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Insert icons of GeoGebra tools
[bbcode]
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– Kyeongsik Choi, Tim Brzezinski

Information: 변화율(2)