61.) A) Sivere, tond to *use 0°C 0 < 3600 If if Sin e ang at...

Question

Question

math trigonometry

Answer 1

Answer #1

a)
$sin\theta =\frac{1}{2}$

$\theta =sin^{-1}\left (\frac{1}{2} \right )$

$\theta =30^{0}$

b)

Genaral solutions

$\theta =n\pi +(-1)^{n}30$

$\theta =30^{0},150^{0}$

Answer 2

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