Use a Riemann Sum to Approximate the Area Under the Graph

question 52

Multiple Choice

Use a Riemann sum to approximate the area under the graph of f(x) on the given interval. Use the left endpoints. f(x) = 3x - 4; 1 ≤ x ≤ 4, n = 6

• A) \(\frac { 51 } { 4 }\) = 12.75
• B) \(\frac { 63 } { 4 }\) = 15.75
• C) \(\frac { 33 } { 4 }\) = 8.25
• D) \(\frac { 87 } { 4 }\) = 21.75

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