If at \( x=1, y=2 x \) is tangent to the parabola \( y=a x^{2}+b x+c \), then respective values ... VIDEO
If at \( x=1, y=2 x \) is tangent to the parabola \( y=a x^{2}+b x+c \), then respective values of \( a, b, c \) are
(a) \( \frac{1}{2}, 1, \frac{1}{2} \)
(b) \( 1, \frac{1}{2}, \frac{1}{2} \)
- (c) \( \frac{1}{2}, \frac{1}{2}, 1 \)
(d) \( 1,1, \frac{1}{2} \)
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