Math, asked by anjalistalreja3787, 7 hours ago

tan 2x (2cosx - secx) = 2sinx

Answers

Answered by gyuza

0

Answer:

Step-by-step explanation:

sin2x/cos2x(2cosx-1/cosx)
sin2x/cos2x(2cos^2x-1/cosx)
2sinxcosx/2cos^2x-1(2cos^2-1/cosx)
2sinxcosx/cosx
2sinx

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