Sovle the equation for Q it 0°
asked Nov 28, 2016 in Trigonometry Answers by anonymous

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1 Answer

2sinQ+√2=0

2sinQ=-√2

sinQ=-√2/2

Q is in the 3rd or 4th quadrant. Q=-45º or -135º, which is the same as 315º or 225º.
answered Nov 28, 2016 by Rod Top Rated User (424,900 points)

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