Answer:
sec²15-tan²15 = 1
Step-by-step explanation:
tan²θ+1 = sec²θ
sec²θ-tan²θ = 1
According to this identity,
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Answer:
sec²15-tan²15 = 1
Step-by-step explanation:
tan²θ+1 = sec²θ
sec²θ-tan²θ = 1
According to this identity,
sec²15-tan²15 = 1