SOLUTION: Multiply, then use fundamental identities to simplify the expression and determine which is not equivalent.
(sinx+cosx)(sinx-cosx)=
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-> SOLUTION: Multiply, then use fundamental identities to simplify the expression and determine which is not equivalent.
(sinx+cosx)(sinx-cosx)=
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Question 966268: Multiply, then use fundamental identities to simplify the expression and determine which is not equivalent.
(sinx+cosx)(sinx-cosx)= Answer by Fombitz(32388) (Show Source):