Manipal MET2012MathematicsDefinite Integration
The value of ₂^3 x 5-x + x d x is
Options
- A1
- B1 / 2
- C2
- DNone of these
Correct answer
B. 1 / 2
Step-by-step solution
array llrl Let & & I= ₂^3 x 5-x + x d x ....(i) & & I= ₂^3 5-x x + 5-x d x ....(ii) array On adding Eqs. (i) and (ii), we get aligned 2 I & = ₂^ 3 x + 5-x x + 5-x d x & = ₂^3 1 d x=3-2=1 I & = 1 2 aligned