2tan30°÷1+tan squre 30°
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We know that tan30=1/root3
2tan30/1-tan^2 30
= 2(1/root3)/1-((1/root3)^2)
=2(1/root3)/1-(1/3)
=2(1/root3)/(2/3)
=root3
gagan2583:
how ro root3
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