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-- Mathematics - Section A
Definite Integration
If $I=\int_{-1}^1([x]^2+\log(\frac{2+x}{2-x}))dx$ where [x] denotes the greatest integer ≤ x, then I equals:
-2
-1
0
1
[x]2 = 0 x ∈ (-1,1) and $I=\int\limits_{-1}^1\underset{odd\,function}{\underbrace{\log(\frac{2+x}{2-x})}}$