CUSAT 2022 BTech Solved Paper Shift 4

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Question : 135 of 200

Marks: +1, -0

If A=cos2x+sin‌4x, then, for all values of x,

1≤A≤2
‌
3
4
≤A≤1
‌
13
16
≤A≤1
A=3

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