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OpenStudy (anonymous):
Confused?? find x if sinx=0.3421 and tanx is negative. I thought the answer was 20deg. but it was marked wrong and I don't know why. Please help!
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ganeshie8 (ganeshie8):
hint : \(\sin (x) = \sin (180-x)\)
ganeshie8 (ganeshie8):
since tanx is negative, the angle cannot be in first Quadrant - and 20 degrees is in first Quadrant so your answer is wrong
ganeshie8 (ganeshie8):
|dw:1399558081192:dw|
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