Mathematics, 15.11.2019 05:31 emily9656
Directions: verify whether the identity is true while only working on one side of the equation.
1 - 2sin^2(x) = 2cos^2(x) - 1
Answers: 1
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.......... (1) and we commonly use this identity as a formula.
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Directions: verify whether the identity is true while only working on one side of the equation.
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