Math, asked by vikashpatel8234, 15 days ago

(ii) cos (x - a) cos (x - 1) sin (a - b) 30. If sin a sin B - cos a cos B+1 = 0, prove that 1 + cot a tan B = 0. cot (a - b) = x2. that?

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Answered by archuvriti1753
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Answer is given in the picture

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