Conic Sections Question 91
Question: The condition for which the straight line $ y=mx+c $ touches the parabola $ y^{2}=4ax $ is
[MP PET 1997, 2001]
Options:
A) $ a=c $
B) $ \frac{a}{c}=m $
C) $ m=a^{2}c $
D) $ m=ac^{2} $
Show Answer
Answer:
Correct Answer: B
Solution:
It is a formula.
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