CAL1.123 Net Change and Accumulation Theorems in Context
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Skill Level🔴 Hard
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Passage

A chemical amount A(t) changes at rate A′(t) = k − 3t grams/minute for 0 ≤ t ≤ 4.

If the net change in A from t = 0 to t = 4 is 10 grams, what is k?