Question

Prove (1-sin square tita ).sec square tita =1​

Answer 1

Step-by-step explanation:

1 - sin² tita . sec² tita = 1

=> L.H.S

=> 1 - Sin² tita . 1/ cos² tita [coz sec tita = 1/ cos tita]

=> cos² tita . 1/cos² tita [coz 1 - sin² tita = cos² tita ]

=> 1

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