COMEDK2013MathematicsDefinite Integration
₀^ / 8 ³ 4 d is equal to
Options
- A5 3
- B5 4
- C1 3
- D1 6
Correct answer
D. 1 6
Step-by-step solution
Let aligned I &= ₀^ / 8 ³ 4 d = ₀^ / 8 12 +3 4 4 d &= 1 4 [ 12 12 + 3 4 4 ]₀^ / 8 = 1 4 [ 1 12 3 2 + 3 4 2 ] &= 1 4 [- 1 12 + 3 4 ]= 1 4 ( -1+9 12 )= 8 4 12 = 1 6 aligned