Factor by grouping.15x6 + 6x3 - 20x3 - 8
A. (3x3 + 4)(5x3 - 2)
B. (3x6 - 4)(5x + 2)
C. (3x3 - 4)(5x3 + 2)
D. (15x3 + 4)(x3 - 2)
Answer: C
Mathematics
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Perform the matrix operation.
- 
=
A. 
B. Not defined
C. 
D. 
Mathematics
Solve the system by graphing. 3x + y = 16 4y = 64 - 12x
A. (5, 1) B. Infinitely many solutions C. No solution D. (0, 16)
Mathematics
Use "intersect" on a graphing calculator to solve the equation. Round the solution to the fourth decimal place.2ex = 7 - 3x
A. 0.7721 B. 4.5404 C. 4.6838 D. 0.8199
Mathematics
Solve.The following graph indicates the number of vehicles sold during a seven week period by two different salespeople. 
How many more vehicles did Chris sell in the first week than Pat sold in the fourth week?
A. 5 vehicles B. 3 vehicles C. 2 vehicles D. 4 vehicles
Mathematics