BITSAT2014MathematicsDefinite IntegrationActual
₀¹⁰ x¹⁰ (10-x)¹⁰+x¹⁰ d x is equal to
Options
- A10
- B5
- C2
- D1 0
Correct answer
B. 5
Step-by-step solution
Let I= ₀¹⁰ x¹⁰ (10-x)¹⁰+x¹⁰ d x ...(1) I= ₀¹⁰ (10-x)¹⁰ (10-x)¹⁰+x¹⁰ d x ...(2) Adding (1) and (2), we get 2 I= ₀¹⁰ d x 2 I=10 I=5