UPSC NDA I 2016 Mathematics Solved Paper

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For the next three(3) items that follow :
Consider the function
f(θ)=4(sin2θ+cos4θ)
[NDA I 2016]
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Question : 11 of 120
 
Marks: +1, -0
Consider the following statements :
1. f(θ)=2 has no solution
2. f(θ)=
7
2
has a solution
Which of the above statements is/are correct
[NDA I 2016]
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