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If 4 3 x 2 π ≤ ≤ π , then ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ + − x sin 13 5 x cos 13 12 cos 1 is equal to-

1. 3 4 tan x 1 − −
2. 12 5 tan x 1 − −
3. 5 4 tan x 1 − +
4. 12 5 tan x 1 − +

Correct answer: 12 5 tan x 1 − −

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