2 tan 30÷1 -tan^2 30
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Answer:
Step-by-step explanation:
Tan 30°=1/√3
2 Tan 30°=2/√3
1-Tan 30°=2/3
2 tan 30°÷1-Tan 30°= 2/√3 ÷ 2/3
⇒ 2/√3 × 3/2 = √3
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