Find the exact value under the given conditions.Given cos u = - 
, with u in quadrant II, and sin v = 
, with v in quadrant II. Find tan(u - v).
A. 
B. - 
C. - 
D. 
Answer: D
Mathematics
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Write the negation of the proposition.She earns more than me.
A. She earns the same as me. B. She does not earn more than me. C. She does not earn less than me. D. She earns less than me.
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Use the requested method to find the product.27 ? 16; use Napier's rods
A. 442 B. 422 C. 532 D. 432
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Find the center and the radius of the circle.x2 + y2 - 5x + 5y - 10 = 0
A. 
, r = 
B. 
, r = 
C. 
, r = 
D. 
, r = - 
, 
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Use a calculator to find the function value to four decimal places.cos (38.8°)
A. 0.6266 B. 0.8040 C. 0.4528 D. 0.7793
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