Find the exact value of the expression.cos
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the rational number halfway between the two given rational numbers.
, 
A. 
B. 
C. 
D. 
Mathematics
The ellipsoid 8x² + 3y² + z² = 14 intersects the plane y = 2 in an ellipse. Find parametric equations for the tangent line to this ellipse at the point (1, 2, 2).
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Mathematics
Decide whether the statement is true or false.
= 
? 
= 
A. True B. False
Mathematics
Solve the problem.A golfer's net score (n) is determined by the equation n = g - h, where (g) is the gross score and (h) is the handicap. One player's net score was 85 and his handicap was 6. What was his gross score?
A. 91 B. 93 C. 83 D. 80
Mathematics