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Given sin(u) = Negative StartFraction 7 Over 25 EndFraction and cos(v) = Negative four-fifths, what is the exact value of cos(u-v) if both angles are in quadrant III?
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Given sin(u) = Negative StartFraction 7 Over 25 EndFraction and cos(v) = Negative four-fifths, what is the exact value of cos(u-v) if both angles are in quadrant III?

User Oldtechaa
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4.8k points

2 Answers

1 vote

Answer:

117/125

Explanation:

User Abuharsky
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3.6k points
1 vote

Answer:

117/125

Explanation:

User Chiranjeevigk
by
4.5k points
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