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1. |
What is thedifferential equation whose solution represents the family y = ae3x + bex? |
A. | d2y/dx2 – 3dy/dx + 4y = 0 |
B. | d2y/dx2 – 4dy/dx + 3y = 0 |
C. | d2y/dx2 + 4dy/dx + 3y = 0 |
D. | d2y/dx2 – 4dy/dx – 3y = 0 |
Answer» C. | |