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15 December, 16:34

If tan 0 = 12/5 and cos 0 = - 5/13 then what is sin 0

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  1. 15 December, 16:39
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    Refer to the diagram shown below.

    Because tan θ = 12/5 and cos θ = - 5/13, therefore θ is in quadrant 3.

    The sine function is negative in quadrant 3, therefore

    sin θ = - 12/13

    Answer: - 12/13
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