Question

The area bounded by y = ln x, the x-axis and the ordinates x = 0 and x = 1, is

• A. 1
• B. 3/2
• C. –1
• D. None of these

Answer 1

Answer: (A)

1

Answer 2

The required area is shown shaded in the figure.

∴ Area = –

= $- \int _ { 0 } ^ { 1 } \ln x d x = ( x - x \ln x ) _ { 0 } ^ { 1 } = 1$ .