UPSC 2016 CDS II Math Paper

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Question : 78 of 100

Marks: +1, -0

If A=sin2θ+cos4θ where 0≤θ<

π

2

, then which one of the following is correct ?

[2016 CDS-II]

1≤A≤2
3
4
≤A≤1
13
16
≤A≤2
3
4
≤A≤
13
16

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