Find the exact value of the expression.cos 285°
A. -
(
- 1)
B. -
(
+ 1)
C. - 
D. 
Answer: D
Mathematics
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Evaluate the integral.
A. 
B. 
C. 
D. 
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Solve.Find the eccentricity of an ellipse whose vertices are (-22, 0) and (22, 0) and whose foci are (-14, 0) and 
Fill in the blank(s) with the appropriate word(s).
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Fill in the blank.A yard is __________ a meter.
A. the same length as B. shorter than C. longer than
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Add or subtract. Express the answer as a mixed number.12
- 6
A. 5
B. 5
C. 6
D. 4
Mathematics