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Help please. thank you
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Help please. thank you

Help please. thank you-example-1
User Cbrdy
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1 Answer

5 votes
I think it D cause 30(cos(30x)+14=-16
Your dividing by 30
your 180 (which is degrees) is
radians. As the cosine function is periodic with period 2 we get

User Rubdottocom
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8.7k points
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