prove that 1 - cos 2 theta / 1 + cos 2 theta = ( tan theta )
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Answer:
L.H.S = R.H.S(PROVED)
Step-by-step explanation:
L.H.S
(1-cos2Ф)/(1+cos2Ф)
= 2 sin²Ф / 2 cos²Ф
= tan²Ф = R.H.S
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