Elliott Fowler
11/11/2023 · Middle School
Tính tổng Riemann cho hàm \( f(x) = 2x + 1 \) trên khoảng \([1,3]\) với số phân chia là 4 phần.
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Tổng Riemann cho hàm \( f(x) = 2x + 1 \) trên khoảng \([1,3]\) với 4 phần là \( \boxed{9} \).
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