AP EAMCET2003MathematicsDefinite Integration
₀^3 3 x+1 x^2+9 d x is equal to :
Options
- A(2 2 )+ 12
- B(2 2 )+ 2
- C(2 2 )+ 6
- D(2( 2 )+ 3 .
Correct answer
A. (2 2 )+ 12
Step-by-step solution
= 3 2 [ (x^2+9 ) ]₀^3+ 1 3 [ ⁻¹ x 3 ]₀^3= 3 2 [ 18- 9]+ 1 3 [ ⁻¹(1)- ⁻¹(0) ]= 3 2 [ 2]+ 12 = (2 2 )+ 12