Is it necessary to simplify the answer like this? :/ If so, how do we get that? 7. 2 c o t ( x 2 ) Share with your friends Share 0 Neha Sethi answered this Dear student It depends upon the weightage of the question.If the question comes forless than or equal to 3 than you can do till II last step.But if it comes for more than 3 marks then simplify it.We have,-2xcosec2x2cotx2=-2xsin2x2cosx2sinx2=-2xsin2x2sin2x22sinx2sinx2 ∵sin2A=2sinA cosA=-2xsin2x2sin2x22sin2x2=-22xsinx2sin2x2 Regards 1 View Full Answer Viplov Singh answered this Please see answer below 1