Math Problem Statement
find the value of 7 tan^2 x -7sex^2 x +7
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Trigonometric Identities
Formulas
Pythagorean identity: \( \sec^2(x) = 1 + \tan^2(x) \)
Theorems
-
Suitable Grade Level
High School
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