Prove that : tan2x = 2tanx / (1 - tan²x)

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tan2x = 2tanx / (1 - tan²x)
1-tan^2x/1+tan^2x
sin2x=2tanx/1+tan^2x
2tanx/1+tan^2x formula
2tanx/1-tan^2x=1
2tanx/1+tan^2x is equal to
2tanx/1+tan^2x=?
2tanx 1-tan2x 2
2tanx/1+tanx
#math #trigonometry #class11thchemistry
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