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Vijay posted an Question
April 26, 2021 • 18:30 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Please send the solution to the problem given in the attachment

please send the solution to the problem given in the attachment

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    Deepak singh 1 Best Answer

    Refer attached

    cropped8292732944627797285.jpg
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    But in the 3rd quadrant cosine is -ve?

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    here

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    yes , you are correct when we take angle in anticlockwise direction. But here angle is in closkwise..

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    see..

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    okay, so if the angle is taken along the clockwise direction don't we botherr about which quadrant it hit?

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    wait

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    Refer attached proof

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