tan2theta- sec2theta=?
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Answers
Answered by
2
Answer:
Explanation:
tan
2
θ
−
sec
2
θ
Applying the identity
1
+
tan
2
θ
=
sec
2
θ
:
tan
2
θ
−
(
1
+
tan
2
θ
)
=
tan
2
θ
−
1
−
tan
2
θ
)
=
tan
2
θ
−
1
−
tan
2
θ
=
−
1
Step-by-step explanation:
Answered by
0
Answer:
-1
Step-by-step explanation:
as you know 1+tan2theta=sec2theta
then. tan2theta-sec2theta=-1
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