(b)

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Chia Chung

詳解 #5945793

2023/10/13

<Solution>=lim...

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6. (8 分) Car A is traveling west at 90 km/h and car B is traveling north at 100 km/h. Both are headed for the intersection of the two roads. At what rate are the cars approaching each other when car A is 6 km and car B is 8 km from the intersection?

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