CBSE Class 10 Answered
(1+cotA+tanA)(sinA-cosA) = secA - cosecA ÷ cosec`2A - sec '2A = sinAtanA - cotAcosA
Asked by Rohit S | 14 Feb, 2018, 20:30: PM
![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/884d714ea19e5f5620a7419baebcbc2b5a851130010201.82303799Feb153.png)
Answered by Rashmi Khot | 15 Feb, 2018, 10:18: AM
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