Solve the rational inequality. Express the solution using interval notation.
? 
A. 
B. 
? (3, ?)
C. 
? (4, ?)
D. 
? (3, ?)
Answer: B
Mathematics
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Find the limit.
sec 
A. -1
B. 0
C. 1
D. - 
Mathematics
Find the unknown side of the right triangle. Use a calculator or square root table when necessary and round to the nearest thousandth.
A. 3.5 km B. 2.646 km C. 5 km D. 4 km
Mathematics
Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = 9x8 + 9x6 + 4x4 + 4x2 + 3
A. 0 positive; 0 negative B. 0 positive; 0 or 2 negative C. 0 or 2 positive; 0 negative D. 4 positive; 0 negative
Mathematics
Suppose each edge of the cube shown in the figure is 3 inches long. Find the sine and cosine of the angle formed by diagonals GB and 0GD.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics