How fast is distance between cars changing
Car A is travelling north at 90 km/h and car B is travelling west at 80 km/h, both approaching the intersection of their highways. How fast is the distance between the cars changing when A is 0.3 km and B is 0.4 km from the intersection?
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Car A is travelling north at 90 km/h and car B is travelling west at 80 km/h. How fast is the distance between the cars changing when A is 0.3 km and B is 0.4 km from the intersection?
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