PrecalculusHard SharePrecalculus · Hard problemSimplify 1secx−tanx−1secx+tanx\dfrac{1}{\sec x-\tan x}-\dfrac{1}{\sec x+\tan x}secx−tanx1−secx+tanx1 to a single function.A3tanx3\tan x3tanxB−2tanx-2\tan x−2tanxC4tanx4\tan x4tanxD2tanx2\tan x2tanxCheck Show answer Walk through it step by step Practice more like this