Simplify the expression and combine like terms.5p2 + 7p3 - 9p2 - 5p3
A. -4p2 + 2p3
B. -2p2p3
C. -2p2
D. 12p2 - 14p3
Answer: A
Mathematics
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Perform the indicated operations.9z - 
A. 5z - 11 B. 13z - 11 C. 13z + 11 D. 5z + 11
Mathematics
Solve the equation by completing the square.
A. 
, 
B. 
, 
C. 
, 
D. 
, 
E. 
, 
Mathematics
Solve the problem.A comet follows the hyperbolic path described by 
- 
= 1, where x and y are in millions. If the sun is the focus of the path, how close to the sun is the vertex of the path? 
A. 4.8 million B. 34 million C. 1.0 million D. 5.8 million
Mathematics
Factor.81x2 - 16
A. (9x + 4)(9x - 4) B. (9x + 4)2 C. (9x - 4)2 D. prime
Mathematics