Find the value of tan(α + β) , Given that cot α =1/2 , sec β =-5/3,α∈0,π/2,β∈(π/2,π) .

Find the value of $\tan (α + β)$ , Given that $c o t α = 1 / 2, s e c β = - 5 / 3, α \in (0, π / 2), β \in (π / 2, π)$ .

Matching exercise

Match the items on the right to the items on the left.

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