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Mathematics, 26.10.2020 08:30 vale2652

Suppose Sine (x) = four-fifths and cos(x) < 0. What is the value of cos(2x)? Negative StartFraction 14 Over 25 EndFraction
Negative StartFraction 7 Over 25 EndFraction
StartFraction 7 Over 25 EndFraction
StartFraction 14 Over 25 EndFraction


Suppose Sine (x) = four-fifths and cos(x) < 0. What is the value of cos(2x)? Negative StartFra

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