If cos(A+B) = 0 and cot(A-B) = root 3, then find the value of cot B - cot A/ cot A cot B + 1.
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the correct answer is option no 3
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cos(A+B) = 0 and cot(A-B) = root 3, then find the value of cot B - cot A/ cot A cot B + 1.
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