Left Riemann Sum estimation using four rectangles on the graph of y = x² + 3 over the interval [0, 4].
Graph of y = x² + 3 with four left rectangles used to estimate the area under the curve from [0, 4], illustrating left Riemann sum for integration.
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #386752