Single Answer MCQ
Q-00052168
Find the equation of the directrix for the parabola represented by y^2 = 12x.
1
x = 3
2
x = -3
3
x = 6
4
x = -6
Answer and Solution
Answer
B. x = -3
Solution:
For the parabola y^2 = 12x, a = 3. Therefore, the directrix is at x = -3.
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