vgalanesi2905 vgalanesi2905 28-02-2024 Mathematics contestada If ∫(5tanx)/(10x - 2) dx = xln(sin x) - 2cos x + k, then k is equal to: a) -5/2ln 2 b) -5ln 2 c) 5ln 2 d) -5/2ln(π)