Solve. Then graph the solution.
? 0
A. (-?, -7) ? (3, 4)
B. [-7, 3] ? (4, ?)
C. [3, 4)
D. (-?, -7] ? [3, 4)
Answer: D
Mathematics
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Use the method of variation of parameters to solve the differential equation.D2y + 8Dy + 12y = 5x
A. y = C1e-2x + C2e-6x + 
x
B. y = C1e-2x + C2e-6x + 
- 
x
C. y = C1e2x + C2e6x - 
+ 
x
D. y = C1e-2x + C2e-6x - 
+ 
x
Mathematics
Simplify by first writing the radicals with the same index. Then multiply.
? 
A. 
B. 
C. 
D. 
Mathematics
Graph the linear equation.6x + y = 0
A. 
B. 
C. 
D. 
Mathematics
Solve.
= 9 - 
A. 
B. 
C. 6
D. 7
Mathematics