if p = 3 sec² and q = 3 tan² A – 1 , then find p – q??? please help meee​

if p = 3 sec² and q = 3 tan² A – 1 , then find p – q??? please help meee​

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1 thought on “if p = 3 sec² and q = 3 tan² A – 1 , then find p – q??? please help meee​”

  1. Step-by-step explanation:

    p-q=3 sec²A -3 tan² A +1

    = 3 – 3 sin²A +1

    ____ _____

    cos²A. cos²A

    = 3-3sin²A +cos²A

    ____________

    cos²A

    =3(1-sin²A) +cos²A

    ______________

    cos²A

    =3cos²A+cos²A

    __________

    cos²A

    =4cos²A

    _______

    cos²A

    =4

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