1/1-sinA-1/1+sinA=2secA tanA
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Answered by
6
Plzzz see the attachment ☺
Hope it helps uh!!!
Hope it helps uh!!!
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Answered by
0
Step-by-step explanation:
firslty take lcm of 1-sinA &1+sinA = 1-sin²A
and we know that 1-sin²A = cos²A
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