sec theta root under 1- cos square theta = tan theta​

Question

sec theta root under 1- cos square theta = tan theta​

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Acacia 3 years 2021-07-29T21:32:15+00:00 2 Answers 8 views 0

Answers ( )

  1. kiet
    0
    2021-07-29T21:33:57+00:00
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    Answer:

    Step-by-step explanation:

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  2. kimchi2
    0
    2021-07-29T21:34:06+00:00
    Reply

    Answer:

    see explanation

    Step-by-step explanation:

    Assuming you mean

    secθ × \sqrt{1-cos^20}

    = \frac{1}{cos0} × sinθ [ sin²θ + cos²θ = 1 , so sinθ = \sqrt{1-cos^20} ]

    = \frac{sin0}{cos0}

    = tanθ

    = right side , thus verified

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