Question

If A=60 degree verify that sin2A=2tanA/1+tan^2A

Answer 1

A = 60
then
LHS
sin 120
= sin (90+30)
= cos 30
= √3/2



RHS
= (2tan60) / (1 + tan²60)
= (2√3) / 1 +3
= 2√3 / 4
=√3/2




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Answer 2

Step-by-step explanation:

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