Solve the equation.x3 + 9x2 = 22x
A. {11, 0, -2}
B. {-11, 0, 2}
C. {11, -2}
D. {-11, 2}
Answer: B
Mathematics
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Solve the system.
+ 
+ 
= - 
- 
- 
=
- 
+ 
+ 
= - 
A. {(3, 2, 2)}
B. {(-3, -2, -2)}
C. {(-3, -2, 2)}
D. 
Mathematics
Solve the equation.
= 2y - 3
A. -9 B. -21 C. 9 D. 21
Mathematics
Solve the system of equations by the substitution method.
A. (8.8, -9.6) B. (-8.8, -9.6) C. infinite number of solutions D. no solution
Mathematics
Use Cramer's rule to solve the linear system.
A. x = -1, y = 8 B. x = 8, y = 1 C. x = 1, y = 8 D. x = -8, y = -1
Mathematics