Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Evaluate
(
sec
2
θ
−
tan
2
θ
)
(\sec^2\theta-\tan^2\theta)
(
sec
2
θ
−
tan
2
θ
)
for any admissible value of
θ
\theta
θ
. a)
sec
θ
\sec\theta
sec
θ
b)
1
1
1
c)
0
0
0
d)
sec
θ
−
tan
θ
\sec\theta-\tan\theta
sec
θ
−
tan
θ
Browse the problem library