TS EAMCET 4 May 2018 Shift 1 Solved Paper

Section: Mathematics
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Question : 43 of 160
 
Marks: +1, -0
By rotating the coordinate axes in the positive direction about the origin by an angle a.if the point (1.2) is transformed to (
3√3−1
2√2
,
√3+3
2√2
)
in new coordinate system then α =
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