5. The roots of the equation (D4 + 2D3 + 10D²)y = 0 is a. Distinct b. repeated c. imaginary d cannot be determined 6. (4D5 – 23D3 – 33D² – 17D – 3)y = 0 has a. Distinct roots. b. repeated c. imaginary d cannot be determined 7. The equation (D² + D – 6) y a. Distinct = 0 has roots. b. repeated c. imaginary d cannot be determined

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