Factor completely.8x6 - 20x3 + 10x3 - 25
A. (4x6 + 5)(2x - 5)
B. (4x3 + 5)(2x3 - 5)
C. (8x3 - 5)(x3 + 5)
D. (4x3 - 5)(2x3 + 5)
Answer: B
Mathematics
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For the given rectangular equation, write an equivalent polar equation.x2 + y2= 121
A. r = 11 sin ? B. r = 11 cos ? C. r = 121 D. r = 11
Mathematics
Perform the indicated operation. Be sure to simplify your answer.- 
+ 
A. 
B. 
C. 
D. - 
Mathematics
Use Gauss-Jordan elimination to solve the linear system and determine whether the system has a unique solution, no solution, or infinitely many solutions. If the system has infinitely many solutions, describe the solution as an ordered triple involving variable z.x + 3y + 2z=114y + 9z=-12x + 7y + 11z=- 1
A. 
B. 
C. 
D. 
Mathematics
Write the number as a product of a real number and i. Simplify the radical expression.
A. -2i
B. -i
C. 2i
D. ± 2
Mathematics