Prove the following identity: (cosec A+ cot A) (1 -cos A) = sin A.
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Answer:
its very simple just finish it
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- Step-by-step explanation:
cosecA=1/sinA and cotA=cosA/sinA
1/sinA+cosA/sinA(1-cosA)
(1+cosA)/sinA (1-cosA)
(1+cosA)(1-cosA) =1-cos2 =sin2A
sin2A/sinA=sinA
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