Question: Evaluate the following integrals: 1. ( x 3 - 3x 2 + 2x - 1 ) ( x + 2 ) dx from [

Evaluate the following integrals:

1. ( x3 - 3x2 + 2x - 1 ) δ ( x + 2 ) dx from [ -3, +1 ]

2. [ cos ( 3 x ) + 2 ] δ ( x - π ) dx from [ 0, ∞ ]

3. exp ( l x l + 3 ) δ ( x - 2 ) dx from [ -1, +1 ]

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