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Mathematics, 26.05.2021 20:30 djemdn
Which of the following is not equivalent to 5 cos 2x? a) 5 cos²x +5 sin² x b) 5-10 sin² x c)5 cos² - 5 sin² x d)10 cos²x - 5 e)None of these answers
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Which of the following is not equivalent to 5 cos 2x? a) 5 cos²x +5 sin² x b) 5-10 sin² x c)5 cos² -...
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