tan2 (120° - A) + tan2 A is equal to ?
Answer & explanation
Correct answer: option 2
Let A = 60°
tan2 (120°-60°) + tan2 (60°)
= tan2 60° + tan2 60°
= √3× 2 = 2√3
tan2 (120° - A) + tan2 A is equal to ?
Correct answer: option 2
Let A = 60°
tan2 (120°-60°) + tan2 (60°)
= tan2 60° + tan2 60°
= √3× 2 = 2√3