Evaluate ∫21 1 2 5x 5 x dx

Question 1 Report

Evaluate ∫ $_{1}^{2}$ $\frac{5}{x}$ dx

1.47

2.67

3.23

3.47

Answer Details

∫ $\frac{5}{x}$ dx = 5 ∫ $\frac{1}{x}$ = 5Inx
Since the integral of $\frac{1}{x}$ is Inx
∫ $^{2}$ $_{1}$ ∫ $\frac{5}{x}$ dx = 5
dx = 5 (In<2 – InIn1)
= 3.4657
= 3.47

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Integration

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