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grade 12 · CALC-004
Approximate accumulation
Multiply each rate by its interval width and sum the signed contributions.
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Fresh problem · seed 1388906889
A rate is approximated as constant at \(3, 7, 2, 2\) over four consecutive intervals, each 4 units wide. What rectangular sum estimates the total accumulation?
Each interval has width 4
rate 3
Δx = 4
rate 7
Δx = 4
rate 2
Δx = 4
rate 2
Δx = 4
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