CBSE Class 11-science Answered
Prove the identity
Asked by Anish | 16 Jun, 2018, 03:25: PM
Expert Answer
cosx (tanx + 2)(2tanx + 1) = 2secx + 5sinx
= 2secx + 5sinx
Answered by Sneha shidid | 18 Jun, 2018, 10:07: AM
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