Mathematics · Vector Calculus
If r(t) = 3t i + 4t j - 7t2 k, what is the derivative dr/dt?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13i + 2j - 5k
- 23i + 7j + 78k
- 33i + 4j + 14tk
- 43i + 4j - 14tk✓
Correct answer
3i + 4j - 14tk
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