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A level maths help needed

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RTB:
http://www.xtremepapers.net/CIE/index.php?dir=International%20A%20And%20AS%20Level/9709%20-%20Mathematics/&file=9709_s02_qp_2.pdf

http://www.xtremepapers.net/CIE/index.php?dir=International%20A%20And%20AS%20Level/9709%20-%20Mathematics/&file=9709_w01_qp_2.pdf

elemis:
2 minutes,

elemis:




Remember that

Hence,

tan-12/3 = 33.7 = x coordinate

Plugging 33.7 into original equation :

3*cos*33.7 + 2*sin*33.7 = 3.61 = y coordinate

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