A simpler expression for is (A) (B) (C) (D) (E)
Chapter 5, Problem 5.1.1.91(choose chapter or problem)
Multiple Choice A simpler expression for \((\sec \theta+1)(\sec \theta-1)\) is
(A) \(\sin ^{2} \theta\). (B) \(\cos ^{2} \theta\).
(C) \(\tan ^{2} \theta\). (D) \(\cot ^{2} \theta\).
(E) \(\sec ^{2} \theta\).
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