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kfini

  • 2 years ago

Find the exact value tan -945 degrees

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  1. thu1935
    • 2 years ago
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    tan (-945) = tan [-(720 + 180 + 45)] = tan [-(180 + 45)] = -tan 45. Trig conversion table gives: tan 45 = 1 tan (-945) = -1

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