The system x + 2y = 3, 2x + ky = 6 has infinitely many solutions when k equals:
The system x + 2y = 3, 2x + ky = 6 has infinitely many solutions when k equals:
- A. 2
- B. 4
- C. 1
- D. 6
Answer: B) 4
Explanation: For infinite solutions: 1/2 = 2/k = 3/6. From 1/2 = 2/k → k=4. Check: 3/6=1/2 matches.
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