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DeltaplanX
@DeltaplanX
July 2022
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Помогите с уравнением! Если sin^2x=0.2, то 5cos^x-1=
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НикаВодолей
5cos^2x-1=5(1-sin^2x)-1=5-5sin^2x-1=5-5*0.2-1=5-1-1=3
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DeltaplanX
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