Question:
If the line 2x-1=0 is the directrix of the parabola
y²-kx+6=0, then one of the values of k is
If the line 2x-1=0 is the directrix of the parabola
y²-kx+6=0, then one of the values of k is
Show Hint
Always reduce to standard parabola form.
Updated On: Mar 18, 2026
- -6
- 6
- 1/4
- -1/4
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Verified By Collegedunia
The Correct Option is B
Solution and Explanation
Step 1: Compare with standard form y²=4ax.
Step 2: Directrix is x=-a k=6.
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