please answer this question....
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Step-by-step explanation:
sec² A ( 1+ sin A)(1 - sin A) = k
LHS = sec²A (1 - sin² A) [ (a + b)(a - b) = a² - b² ]
=> sec²A * cos²A [ 1 - sin²A = cos² A ]
=> 1/cos²A * cos² A = 1 [ sec A = 1/cos A ]
therefore k = 1
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Step-by-step explanation:
pls check the pic carefull you will get to know the ans okk
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