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GATE BT 2021 | Question: 5

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The Cartesian coordinates $(x,y)$ of a point $A$ with polar coordinates $\left ( 4, \pi/4 \right)$ is

  1. $ \left( \sqrt{3}, 2 \sqrt{2} \right ) \\$
  2. $ \left( 2, 2 \sqrt{3} \right ) \\$
  3. $ \left( 2\sqrt{2},  \sqrt{3} \right ) \\$
  4. $ \left( 2 \sqrt{2}, 2 \sqrt{2} \right )$
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