ziliba8domCarlayaw ziliba8domCarlayaw

03-11-2016
Mathematics

contestada

Solve 4sin2θ + 4cosθ - 5 = 0 for 0° ≤ θ < 180°.
Ø
0°
30°
60°

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kittykatrivera kittykatrivera

04-11-2016

the answer is 60 or 300

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