JEE Mains Model Paper 9

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Question : 61 of 90

Marks: +1, -0

Let cos (α + β) =

4

5

and sin (α - β) =

5

13

where 0 ≤ α , β ≤

π

4

then tan 2α =

56
33
19
12
20
7
25
16

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