MHT CET2017MathematicsIndefinite Integration
If ∫ 1 9 - 16 x 2 d x = α sin - 1 ( β x ) + c , then α + 1 β =
Options
- A1
- B7 12
- C19 12
- D9 12
Correct answer
A. 1
Step-by-step solution
∫ 1 9 - 16 x 2 d x = α sin - 1 ( β x ) + c ∫ 1 3 2 - ( 4 x ) 2 d x = 1 4 sin - 1 4 x 3 + c α = 1 4 β = 4 3 α + 1 β = 1 4 + 3 4 = 1