3. Suppose that the joint probability density of two random variables X₁ and X₂ is given S6e-2x₁-3x₂ for x₁ >0 and x₂ > 0, 0 otherwise f(x₁,x2) = nd the following probabilities. Show all steps. P(1 ≤X₁ ≤2, 2 ≤X₂<3)

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