Mathematics
NULL
Medium
Question
If the roots of 2x² − 5x + b = 0 are in the ratio 2 : 3, find the value of b.
A
3
✓ Official correct answer
B
4
C
5
D
6
Community credibility
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A
3
No member explanations yet for this option.
B
4
No member explanations yet for this option.
C
5
No member explanations yet for this option.
D
6
No member explanations yet for this option.
Explanation
Roots 2k and 3k: 5k = 5/2 ⇒ k = 1/2. Product 6k² = b/2 ⇒ b = 3.