Math, asked by Mudit9661, 10 months ago

Evaluate 1-tan²30°/1+tan²30°

Answers

Answered by vikrantsingh121931
7

Answer:

Step-by-step explanation:

Attachments:
Answered by prachita166
9

Answer:

ans=1/2

Step-by-step explanation:

=1-tan²30 ÷1+tan²30

=1-(1/√3)² ÷1+(1/√3)²

=1-1/3 ÷ 1+1/3

=3-1/3 ÷ 3+1/3

=2/3 ÷4/3

=2/3 ×3/4

=1/2

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