TC 3 Given that cosa = = 5 and 0 <a α 2' determine the exact...

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Question

math trigonometry

Answer 1

Answer #1

1st quadrant (*) Here, Gliven that, O za < 12. casa = 2 and we know, cosd = 2 cos dyz-1 => 2 cosidla 1+ cosa = estah. (1+3) c

Answer 2

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