C-01-Q176mediumsingle_mcqFor F(x)=−x−4F(x) = -\sqrt{x - 4}F(x)=−x−4, F(a2+4)F(a^2 + 4)F(a2+4) = ?aaaab−a-a−ac−∣a∣-|a|−∣a∣d